diff --git a/dist/sigpro.esm.js b/dist/sigpro.esm.js
index 0f833a1..26623bb 100644
--- a/dist/sigpro.esm.js
+++ b/dist/sigpro.esm.js
@@ -1,12 +1,12 @@
 // src/sigpro.js
-var isFunc = (f) => typeof f == "function";
-var isObj = (o) => o && typeof o == "object";
-var isArr = Array.isArray;
+var isF = (f) => typeof f == "function";
+var isO = (o) => o && typeof o == "object";
+var isA = Array.isArray;
 var doc = typeof document < "u" ? document : null;
 var txt = (s) => doc.createTextNode(s == null ? "" : String(s));
 var toNd = (n) => n?._rt ? n._cnt : n instanceof Node ? n : txt(n);
 var Fragment = (p) => p.children;
-var val = (v) => isFunc(v) ? v() : v;
+var val = (v) => isF(v) ? v() : v;
 var aEff = null;
 var aOwn = null;
 var isFlushing = 0;
@@ -122,7 +122,7 @@ var trkUpd = (s, trg = 0) => {
 };
 var $ = (v, k = null) => {
   let s = new Set;
-  if (isFunc(v)) {
+  if (isF(v)) {
     let c, cp = () => {
       if (cp._dt) {
         let p = aEff;
@@ -153,7 +153,7 @@ var $ = (v, k = null) => {
     } catch (e) {}
   return (...a) => {
     if (a.length) {
-      let n = isFunc(a[0]) ? a[0](v) : a[0];
+      let n = isF(a[0]) ? a[0](v) : a[0];
       if (!Object.is(v, n)) {
         v = n;
         if (k)
@@ -167,7 +167,7 @@ var $ = (v, k = null) => {
 };
 var watch = (src, cb) => {
   let e = createEffect(cb ? () => {
-    let v = isArr(src) ? src.map((s) => s()) : src();
+    let v = isA(src) ? src.map((s) => s()) : src();
     untrack(() => cb(v));
   } : src);
   e();
@@ -184,24 +184,24 @@ var clnNd = (n) => {
 };
 var valAtt = (k, v) => v == null || v === false ? null : (DANG_ATTR.has(k) || k.startsWith("on")) && /^\s*(javascript|data|vbscript):/i.test(String(v)) ? "#" : v;
 var h = (tag, prp = {}, ch = []) => {
-  if (prp instanceof Node || isArr(prp) || !isObj(prp)) {
+  if (prp instanceof Node || isA(prp) || !isO(prp)) {
     ch = prp;
     prp = {};
   }
-  if (isFunc(tag)) {
+  if (isF(tag)) {
     let e = createEffect(() => e._res = tag(prp, { children: ch, emit: (ev, ...a) => prp[`on${ev[0].toUpperCase()}${ev.slice(1)}`]?.(...a) }));
     e();
     if (e._res == null)
       return null;
-    let nd = e._res instanceof Node || isArr(e._res) && e._res.every((n) => n instanceof Node) ? e._res : txt(e._res);
+    let nd = e._res instanceof Node || isA(e._res) && e._res.every((n) => n instanceof Node) ? e._res : txt(e._res);
     let att = (n) => {
-      if (isObj(n) && !n._rt) {
+      if (isO(n) && !n._rt) {
         n._m = e._m || [];
         n._c = e._c || new Set;
         n._oE = e;
       }
     };
-    isArr(nd) ? nd.forEach(att) : att(nd);
+    isA(nd) ? nd.forEach(att) : att(nd);
     return nd;
   }
   let isS = SVG_TAGS.has(tag), el = isS ? doc.createElementNS(SVG_NS, tag) : doc.createElement(tag);
@@ -209,7 +209,7 @@ var h = (tag, prp = {}, ch = []) => {
   for (let k in prp) {
     let v = prp[k];
     if (k === "ref") {
-      isFunc(v) ? v(el) : v.current = el;
+      isF(v) ? v(el) : v.current = el;
       continue;
     }
     if (isS && k.startsWith("xlink:")) {
@@ -223,7 +223,7 @@ var h = (tag, prp = {}, ch = []) => {
       let off = () => el.removeEventListener(ev, v);
       el._c.add(off);
       onUnmount(off);
-    } else if (isFunc(v)) {
+    } else if (isF(v)) {
       let e = createEffect(() => {
         let r = valAtt(k, v());
         if (k === "class")
@@ -256,13 +256,13 @@ var h = (tag, prp = {}, ch = []) => {
     }
   }
   const app = (c) => {
-    if (isArr(c))
+    if (isA(c))
       return c.forEach(app);
-    if (isFunc(c)) {
+    if (isF(c)) {
       let anc = txt(""), cur = [];
       el.appendChild(anc);
       let e = createEffect(() => {
-        let r = c(), nxt = (isArr(r) ? r : [r]).map(toNd), ref = anc;
+        let r = c(), nxt = (isA(r) ? r : [r]).map(toNd), ref = anc;
         cur.forEach((n) => {
           n._rt ? n._del() : clnNd(n);
           if (n.parentNode)
@@ -303,7 +303,7 @@ var render = (rFn) => {
     if (r._rt) {
       c.add(r._del);
       cnt.appendChild(r._cnt);
-    } else if (isArr(r))
+    } else if (isA(r))
       r.forEach(pRes);
     else
       cnt.appendChild(r instanceof Node ? r : txt(r));
@@ -367,27 +367,29 @@ var mount = (c, tgt) => {
     return;
   if (MOUNTED.has(t))
     MOUNTED.get(t)._del();
-  let i = render(isFunc(c) ? c : () => c);
+  let i = render(isF(c) ? c : () => c);
   t.replaceChildren(i._cnt);
   MOUNTED.set(t, i);
   return i;
 };
-if (typeof window < "u") {
+var SigPro = { $, watch, batch, h, Fragment, render, mount, when, each, onUnmount, val, isA, isF, isO };
+if (typeof window !== "undefined") {
+  window.SigPro = SigPro;
   "a abbr article aside audio b blockquote br button canvas caption cite code col colgroup datalist dd del details dfn dialog div dl dt em embed fieldset figcaption figure footer form h1 h2 h3 h4 h5 h6 header hr i iframe img input ins kbd label legend li main mark meter nav object ol optgroup option output p picture pre progress section select slot small source span strong sub summary sup svg table tbody td template textarea tfoot th thead time tr u ul video".split(" ").forEach((t) => window[t] = (p, c) => h(t, p, c));
 }
 export {
-  when,
   watch,
   val,
   render,
   onUnmount,
   mount,
-  isObj,
-  isFunc,
-  isArr,
+  isO,
+  isF,
+  isA,
   h,
   each,
   batch,
+  SigPro,
   Fragment,
   $
 };
diff --git a/dist/sigpro.esm.min.js b/dist/sigpro.esm.min.js
deleted file mode 100644
index 0be7fa0..0000000
--- a/dist/sigpro.esm.min.js
+++ /dev/null
@@ -1 +0,0 @@
-var y=(e)=>typeof e=="function",U=(e)=>e&&typeof e=="object",b=Array.isArray,N=typeof document<"u"?document:null,E=(e)=>N.createTextNode(e==null?"":String(e)),G=(e)=>e?._rt?e._cnt:e instanceof Node?e:E(e),F=(e)=>e.children,T=(e)=>y(e)?e():e,d=null,_=null,S=0,j=0,A=new Set,k=new WeakMap,D="http://www.w3.org/2000/svg",I="http://www.w3.org/1999/xlink",P=new Set("svg,path,circle,rect,line,polyline,polygon,g,defs,text,textPath,tspan,use,symbol,image,marker,ellipse".split(",")),R=new Set(["src","href","formaction","action","background","code","archive"]),C=(e)=>{if(e)e.forEach((r)=>r()),e.clear()},g=(e)=>{if(!e||e._x)return;e._x=1;let r=[e],l;while(l=r.pop()){if(C(l._c),l._ch)l._ch.forEach((i)=>r.push(i)),l._ch.clear();if(l._d)l._d.forEach((i)=>i.delete(l)),l._d.clear()}},x=(e)=>_&&(_._c||=new Set).add(e),z=(e)=>{let r=d;d=null;try{return e()}finally{d=r}},v=(e,r=0)=>{let l=()=>{if(l._x)return;if(l._d)l._d.forEach((a)=>a.delete(l));C(l._c);let i=d,n=_;d=_=l;try{return l._res=e()}catch(a){console.error("[SigPro]",a)}finally{d=i,_=n}};if(l._d=l._c=l._ch=null,l._x=0,l._iC=r,l._dp=d?d._dp+1:0,l._m=[],l._p=_,_)(_._ch||=new Set).add(l);return l},W=()=>{if(S)return;S=1;let e=[...A].sort((r,l)=>r._dp-l._dp);A.clear();for(let r of e)if(!r._x)r();S=0},J=(e)=>{j++;try{return e()}finally{if(!--j&&A.size&&!S)W()}},w=(e,r=0)=>{if(!r&&d&&!d._x)e.add(d),(d._d||=new Set).add(e);else if(r&&e.size){let l=0;for(let i of e){if(i===d||i._x)continue;if(i._iC){if(i._dt=1,i._sb)w(i._sb,1)}else A.add(i),l=1}if(l&&!S&&!j)queueMicrotask(W)}},V=(e,r=null)=>{let l=new Set;if(y(e)){let i,n=()=>{if(n._dt){let a=d;d=n;try{let t=e();if(!Object.is(i,t))i=t,w(l,1)}finally{d=a}n._dt=0}return w(l),i};return n._iC=n._dt=1,n._sb=l,n._d=null,n._x=0,n}if(r)try{e=JSON.parse(localStorage.getItem(r))??e}catch(i){}return(...i)=>{if(i.length){let n=y(i[0])?i[0](e):i[0];if(!Object.is(e,n)){if(e=n,r)localStorage.setItem(r,JSON.stringify(e));w(l,1)}}return w(l),e}},$=(e,r)=>{let l=v(r?()=>{let i=b(e)?e.map((n)=>n()):e();z(()=>r(i))}:e);return l(),()=>g(l)},L=(e)=>{if(!e)return;if(C(e._c),e._oE)g(e._oE);if(e.childNodes)e.childNodes.forEach(L)},O=(e,r)=>r==null||r===!1?null:(R.has(e)||e.startsWith("on"))&&/^\s*(javascript|data|vbscript):/i.test(String(r))?"#":r,q=(e,r={},l=[])=>{if(r instanceof Node||b(r)||!U(r))l=r,r={};if(y(e)){let t=v(()=>t._res=e(r,{children:l,emit:(o,...f)=>r[`on${o[0].toUpperCase()}${o.slice(1)}`]?.(...f)}));if(t(),t._res==null)return null;let s=t._res instanceof Node||b(t._res)&&t._res.every((o)=>o instanceof Node)?t._res:E(t._res),c=(o)=>{if(U(o)&&!o._rt)o._m=t._m||[],o._c=t._c||new Set,o._oE=t};return b(s)?s.forEach(c):c(s),s}let i=P.has(e),n=i?N.createElementNS(D,e):N.createElement(e);n._c=new Set;for(let t in r){let s=r[t];if(t==="ref"){y(s)?s(n):s.current=n;continue}if(i&&t.startsWith("xlink:")){let c=O(t.slice(6),s);c==null?n.removeAttributeNS(I,t.slice(6)):n.setAttributeNS(I,t.slice(6),c);continue}if(t.startsWith("on")){let c=t.slice(2).toLowerCase();n.addEventListener(c,s);let o=()=>n.removeEventListener(c,s);n._c.add(o),x(o)}else if(y(s)){let c=v(()=>{let o=O(t,s());if(t==="class")n.className=o||"";else if(o==null)n.removeAttribute(t);else if(t==="style"&&typeof o=="string")n.setAttribute("style",o);else if(t in n&&!i)n[t]=o;else n.setAttribute(t,o===!0?"":o)});if(c(),n._c.add(()=>g(c)),x(()=>g(c)),/^(INPUT|TEXTAREA|SELECT)$/.test(n.tagName)&&(t==="value"||t==="checked"))n.addEventListener(t==="checked"?"change":"input",(o)=>s(o.target[t]))}else{let c=O(t,s);if(c!=null)if(t==="style"&&typeof c=="string")n.setAttribute("style",c);else if(t in n&&!i)n[t]=c;else n.setAttribute(t,c===!0?"":c)}}let a=(t)=>{if(b(t))return t.forEach(a);if(y(t)){let s=E(""),c=[];n.appendChild(s);let o=v(()=>{let f=t(),p=(b(f)?f:[f]).map(G),m=s;c.forEach((u)=>{if(u._rt?u._del():L(u),u.parentNode)u.remove()});for(let u=p.length-1;u>=0;u--){let h=p[u];if(h.parentNode!==m.parentNode)m.parentNode?.insertBefore(h,m);if(h._m)h._m.forEach((B)=>B());m=h}c=p});o(),n._c.add(()=>g(o)),x(()=>g(o))}else{let s=G(t);if(n.appendChild(s),s._m)s._m.forEach((c)=>c())}};return a(l),n},M=(e)=>{let r=new Set,l=_,i=d,n=N.createElement("div");n.style.display="contents",n.setAttribute("role","presentation"),_={_c:r},d=null;let a=(t)=>{if(!t)return;if(t._rt)r.add(t._del),n.appendChild(t._cnt);else if(b(t))t.forEach(a);else n.appendChild(t instanceof Node?t:E(t))};try{a(e({onCleanup:(t)=>r.add(t)}))}finally{_=l,d=i}return{_rt:1,_cnt:n,_del:()=>{C(r),L(n),n.remove()}}},X=(e,r,l=null)=>{let i=E(""),n=q("div",{style:"display:contents"},[i]),a;return $(()=>!!T(e),(t)=>{if(a)a._del(),a=null;let s=t?r:l;if(s)a=M(()=>T(s)),n.insertBefore(a._cnt,i)}),x(()=>a?._del()),n},K=(e,r,l)=>{let i=E(""),n=q("div",{style:"display:contents"},[i]),a=new Map;return $(()=>T(e)||[],(t)=>{let s=new Map,c=[];for(let f=0,p=(t||[]).length;f<p;f++){let m=t[f],u=l?m?.[l]??f:m?.id??f,h=a.get(u);if(!h)h=M(()=>r(m,f));else a.delete(u);s.set(u,h),c.push(h)}a.forEach((f)=>f._del());let o=i;for(let f=c.length-1;f>=0;f--){let p=c[f]._cnt;if(p.nextSibling!==o)n.insertBefore(p,o);o=p}a=s}),n},Q=(e,r)=>{let l=typeof r=="string"?N.querySelector(r):r;if(!l)return;if(k.has(l))k.get(l)._del();let i=M(y(e)?e:()=>e);return l.replaceChildren(i._cnt),k.set(l,i),i};if(typeof window<"u")"a abbr article aside audio b blockquote br button canvas caption cite code col colgroup datalist dd del details dfn dialog div dl dt em embed fieldset figcaption figure footer form h1 h2 h3 h4 h5 h6 header hr i iframe img input ins kbd label legend li main mark meter nav object ol optgroup option output p picture pre progress section select slot small source span strong sub summary sup svg table tbody td template textarea tfoot th thead time tr u ul video".split(" ").forEach((e)=>window[e]=(r,l)=>q(e,r,l));export{X as when,$ as watch,T as val,M as render,x as onUnmount,Q as mount,U as isObj,y as isFunc,b as isArr,q as h,K as each,J as batch,F as Fragment,V as $};
diff --git a/dist/sigpro.js b/dist/sigpro.js
index 778bbd9..fdc635e 100644
--- a/dist/sigpro.js
+++ b/dist/sigpro.js
@@ -1,13 +1,45 @@
 (() => {
+  var __defProp = Object.defineProperty;
+  var __returnValue = (v) => v;
+  function __exportSetter(name, newValue) {
+    this[name] = __returnValue.bind(null, newValue);
+  }
+  var __export = (target, all) => {
+    for (var name in all)
+      __defProp(target, name, {
+        get: all[name],
+        enumerable: true,
+        configurable: true,
+        set: __exportSetter.bind(all, name)
+      });
+  };
+
   // src/sigpro.js
-  var isFunc = (f) => typeof f == "function";
-  var isObj = (o) => o && typeof o == "object";
-  var isArr = Array.isArray;
+  var exports_sigpro = {};
+  __export(exports_sigpro, {
+    watch: () => watch,
+    val: () => val,
+    render: () => render,
+    onUnmount: () => onUnmount,
+    mount: () => mount,
+    isO: () => isO,
+    isF: () => isF,
+    isA: () => isA,
+    h: () => h,
+    each: () => each,
+    batch: () => batch,
+    SigPro: () => SigPro,
+    Fragment: () => Fragment,
+    $: () => $
+  });
+  var isF = (f) => typeof f == "function";
+  var isO = (o) => o && typeof o == "object";
+  var isA = Array.isArray;
   var doc = typeof document < "u" ? document : null;
   var txt = (s) => doc.createTextNode(s == null ? "" : String(s));
   var toNd = (n) => n?._rt ? n._cnt : n instanceof Node ? n : txt(n);
   var Fragment = (p) => p.children;
-  var val = (v) => isFunc(v) ? v() : v;
+  var val = (v) => isF(v) ? v() : v;
   var aEff = null;
   var aOwn = null;
   var isFlushing = 0;
@@ -123,7 +155,7 @@
   };
   var $ = (v, k = null) => {
     let s = new Set;
-    if (isFunc(v)) {
+    if (isF(v)) {
       let c, cp = () => {
         if (cp._dt) {
           let p = aEff;
@@ -154,7 +186,7 @@
       } catch (e) {}
     return (...a) => {
       if (a.length) {
-        let n = isFunc(a[0]) ? a[0](v) : a[0];
+        let n = isF(a[0]) ? a[0](v) : a[0];
         if (!Object.is(v, n)) {
           v = n;
           if (k)
@@ -168,7 +200,7 @@
   };
   var watch = (src, cb) => {
     let e = createEffect(cb ? () => {
-      let v = isArr(src) ? src.map((s) => s()) : src();
+      let v = isA(src) ? src.map((s) => s()) : src();
       untrack(() => cb(v));
     } : src);
     e();
@@ -185,24 +217,24 @@
   };
   var valAtt = (k, v) => v == null || v === false ? null : (DANG_ATTR.has(k) || k.startsWith("on")) && /^\s*(javascript|data|vbscript):/i.test(String(v)) ? "#" : v;
   var h = (tag, prp = {}, ch = []) => {
-    if (prp instanceof Node || isArr(prp) || !isObj(prp)) {
+    if (prp instanceof Node || isA(prp) || !isO(prp)) {
       ch = prp;
       prp = {};
     }
-    if (isFunc(tag)) {
+    if (isF(tag)) {
       let e = createEffect(() => e._res = tag(prp, { children: ch, emit: (ev, ...a) => prp[`on${ev[0].toUpperCase()}${ev.slice(1)}`]?.(...a) }));
       e();
       if (e._res == null)
         return null;
-      let nd = e._res instanceof Node || isArr(e._res) && e._res.every((n) => n instanceof Node) ? e._res : txt(e._res);
+      let nd = e._res instanceof Node || isA(e._res) && e._res.every((n) => n instanceof Node) ? e._res : txt(e._res);
       let att = (n) => {
-        if (isObj(n) && !n._rt) {
+        if (isO(n) && !n._rt) {
           n._m = e._m || [];
           n._c = e._c || new Set;
           n._oE = e;
         }
       };
-      isArr(nd) ? nd.forEach(att) : att(nd);
+      isA(nd) ? nd.forEach(att) : att(nd);
       return nd;
     }
     let isS = SVG_TAGS.has(tag), el = isS ? doc.createElementNS(SVG_NS, tag) : doc.createElement(tag);
@@ -210,7 +242,7 @@
     for (let k in prp) {
       let v = prp[k];
       if (k === "ref") {
-        isFunc(v) ? v(el) : v.current = el;
+        isF(v) ? v(el) : v.current = el;
         continue;
       }
       if (isS && k.startsWith("xlink:")) {
@@ -224,7 +256,7 @@
         let off = () => el.removeEventListener(ev, v);
         el._c.add(off);
         onUnmount(off);
-      } else if (isFunc(v)) {
+      } else if (isF(v)) {
         let e = createEffect(() => {
           let r = valAtt(k, v());
           if (k === "class")
@@ -257,13 +289,13 @@
       }
     }
     const app = (c) => {
-      if (isArr(c))
+      if (isA(c))
         return c.forEach(app);
-      if (isFunc(c)) {
+      if (isF(c)) {
         let anc = txt(""), cur = [];
         el.appendChild(anc);
         let e = createEffect(() => {
-          let r = c(), nxt = (isArr(r) ? r : [r]).map(toNd), ref = anc;
+          let r = c(), nxt = (isA(r) ? r : [r]).map(toNd), ref = anc;
           cur.forEach((n) => {
             n._rt ? n._del() : clnNd(n);
             if (n.parentNode)
@@ -304,7 +336,7 @@
       if (r._rt) {
         c.add(r._del);
         cnt.appendChild(r._cnt);
-      } else if (isArr(r))
+      } else if (isA(r))
         r.forEach(pRes);
       else
         cnt.appendChild(r instanceof Node ? r : txt(r));
@@ -368,16 +400,26 @@
       return;
     if (MOUNTED.has(t))
       MOUNTED.get(t)._del();
-    let i = render(isFunc(c) ? c : () => c);
+    let i = render(isF(c) ? c : () => c);
     t.replaceChildren(i._cnt);
     MOUNTED.set(t, i);
     return i;
   };
-  if (typeof window < "u") {
+  var SigPro = { $, watch, batch, h, Fragment, render, mount, when, each, onUnmount, val, isA, isF, isO };
+  if (typeof window !== "undefined") {
+    window.SigPro = SigPro;
     "a abbr article aside audio b blockquote br button canvas caption cite code col colgroup datalist dd del details dfn dialog div dl dt em embed fieldset figcaption figure footer form h1 h2 h3 h4 h5 h6 header hr i iframe img input ins kbd label legend li main mark meter nav object ol optgroup option output p picture pre progress section select slot small source span strong sub summary sup svg table tbody td template textarea tfoot th thead time tr u ul video".split(" ").forEach((t) => window[t] = (p, c) => h(t, p, c));
   }
 
   // src/sigpro.utils.js
+  var exports_sigpro_utils = {};
+  __export(exports_sigpro_utils, {
+    t: () => t,
+    setLocale: () => setLocale,
+    router: () => router,
+    db: () => db,
+    addLang: () => addLang
+  });
   var router = (routes) => {
     const getHash = () => window.location.hash.slice(1) || "/";
     const path = $(getHash());
@@ -400,7 +442,7 @@
             params[p.slice(1)] = cur.split("/").filter(Boolean)[i];
         });
         router.params(params);
-        currentView = render(() => isFunc(route.component) ? route.component(params) : route.component);
+        currentView = render(() => isF(route.component) ? route.component(params) : route.component);
         hook.replaceChildren(currentView.container);
       }
     });
@@ -414,6 +456,26 @@
   router.to = (p) => window.location.hash = p.replace(/^#?\/?/, "#/");
   router.back = () => window.history.back();
   router.path = () => window.location.hash.replace(/^#/, "") || "/";
+  var db = async (url, data = {}, loading = null) => {
+    if (loading)
+      loading(true);
+    try {
+      const res = await fetch(url, {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify(data),
+        credentials: "include"
+      });
+      if (!res.ok) {
+        const errorText = await res.text();
+        throw new Error(`Error ${res.status}: ${errorText}`);
+      }
+      return await res.json();
+    } finally {
+      if (loading)
+        loading(false);
+    }
+  };
   var currentLocale = $("en");
   var translations = {};
   var addLang = (obj) => {
@@ -423,12 +485,19 @@
       Object.assign(translations[locale], obj[locale]);
     }
   };
+  var setLocale = (locale) => {
+    if (locale && translations[locale]) {
+      currentLocale(locale);
+    }
+  };
   var t = (key) => {
     return () => translations[currentLocale()]?.[key] ?? key;
   };
 
   // src/build_umd.js
   if (typeof window !== "undefined") {
-    Object.assign(window, { $, watch, h, Fragment, when, each, router, addLang, t, mount, batch, isArr, isFunc, isObj });
+    const SigPro2 = { ...exports_sigpro, ...exports_sigpro_utils };
+    window.SigPro = SigPro2;
+    Object.assign(window, SigPro2);
   }
 })();
diff --git a/dist/sigpro.min.js b/dist/sigpro.min.js
deleted file mode 100644
index 75edfe6..0000000
--- a/dist/sigpro.min.js
+++ /dev/null
@@ -1 +0,0 @@
-(()=>{var p=(e)=>typeof e=="function",T=(e)=>e&&typeof e=="object",y=Array.isArray,O=typeof document<"u"?document:null,S=(e)=>O.createTextNode(e==null?"":String(e)),I=(e)=>e?._rt?e._cnt:e instanceof Node?e:S(e),W=(e)=>e.children,M=(e)=>p(e)?e():e,f=null,_=null,A=0,U=0,j=new Set,q=new WeakMap,Q="http://www.w3.org/2000/svg",P="http://www.w3.org/1999/xlink",Y=new Set("svg,path,circle,rect,line,polyline,polygon,g,defs,text,textPath,tspan,use,symbol,image,marker,ellipse".split(",")),Z=new Set(["src","href","formaction","action","background","code","archive"]),$=(e)=>{if(e)e.forEach((r)=>r()),e.clear()},E=(e)=>{if(!e||e._x)return;e._x=1;let r=[e],n;while(n=r.pop()){if($(n._c),n._ch)n._ch.forEach((i)=>r.push(i)),n._ch.clear();if(n._d)n._d.forEach((i)=>i.delete(n)),n._d.clear()}},C=(e)=>_&&(_._c||=new Set).add(e),ee=(e)=>{let r=f;f=null;try{return e()}finally{f=r}},L=(e,r=0)=>{let n=()=>{if(n._x)return;if(n._d)n._d.forEach((a)=>a.delete(n));$(n._c);let i=f,o=_;f=_=n;try{return n._res=e()}catch(a){console.error("[SigPro]",a)}finally{f=i,_=o}};if(n._d=n._c=n._ch=null,n._x=0,n._iC=r,n._dp=f?f._dp+1:0,n._m=[],n._p=_,_)(_._ch||=new Set).add(n);return n},D=()=>{if(A)return;A=1;let e=[...j].sort((r,n)=>r._dp-n._dp);j.clear();for(let r of e)if(!r._x)r();A=0},J=(e)=>{U++;try{return e()}finally{if(!--U&&j.size&&!A)D()}},v=(e,r=0)=>{if(!r&&f&&!f._x)e.add(f),(f._d||=new Set).add(e);else if(r&&e.size){let n=0;for(let i of e){if(i===f||i._x)continue;if(i._iC){if(i._dt=1,i._sb)v(i._sb,1)}else j.add(i),n=1}if(n&&!A&&!U)queueMicrotask(D)}},N=(e,r=null)=>{let n=new Set;if(p(e)){let i,o=()=>{if(o._dt){let a=f;f=o;try{let t=e();if(!Object.is(i,t))i=t,v(n,1)}finally{f=a}o._dt=0}return v(n),i};return o._iC=o._dt=1,o._sb=n,o._d=null,o._x=0,o}if(r)try{e=JSON.parse(localStorage.getItem(r))??e}catch(i){}return(...i)=>{if(i.length){let o=p(i[0])?i[0](e):i[0];if(!Object.is(e,o)){if(e=o,r)localStorage.setItem(r,JSON.stringify(e));v(n,1)}}return v(n),e}},x=(e,r)=>{let n=L(r?()=>{let i=y(e)?e.map((o)=>o()):e();ee(()=>r(i))}:e);return n(),()=>E(n)},G=(e)=>{if(!e)return;if($(e._c),e._oE)E(e._oE);if(e.childNodes)e.childNodes.forEach(G)},F=(e,r)=>r==null||r===!1?null:(Z.has(e)||e.startsWith("on"))&&/^\s*(javascript|data|vbscript):/i.test(String(r))?"#":r,b=(e,r={},n=[])=>{if(r instanceof Node||y(r)||!T(r))n=r,r={};if(p(e)){let t=L(()=>t._res=e(r,{children:n,emit:(l,...d)=>r[`on${l[0].toUpperCase()}${l.slice(1)}`]?.(...d)}));if(t(),t._res==null)return null;let c=t._res instanceof Node||y(t._res)&&t._res.every((l)=>l instanceof Node)?t._res:S(t._res),s=(l)=>{if(T(l)&&!l._rt)l._m=t._m||[],l._c=t._c||new Set,l._oE=t};return y(c)?c.forEach(s):s(c),c}let i=Y.has(e),o=i?O.createElementNS(Q,e):O.createElement(e);o._c=new Set;for(let t in r){let c=r[t];if(t==="ref"){p(c)?c(o):c.current=o;continue}if(i&&t.startsWith("xlink:")){let s=F(t.slice(6),c);s==null?o.removeAttributeNS(P,t.slice(6)):o.setAttributeNS(P,t.slice(6),s);continue}if(t.startsWith("on")){let s=t.slice(2).toLowerCase();o.addEventListener(s,c);let l=()=>o.removeEventListener(s,c);o._c.add(l),C(l)}else if(p(c)){let s=L(()=>{let l=F(t,c());if(t==="class")o.className=l||"";else if(l==null)o.removeAttribute(t);else if(t==="style"&&typeof l=="string")o.setAttribute("style",l);else if(t in o&&!i)o[t]=l;else o.setAttribute(t,l===!0?"":l)});if(s(),o._c.add(()=>E(s)),C(()=>E(s)),/^(INPUT|TEXTAREA|SELECT)$/.test(o.tagName)&&(t==="value"||t==="checked"))o.addEventListener(t==="checked"?"change":"input",(l)=>c(l.target[t]))}else{let s=F(t,c);if(s!=null)if(t==="style"&&typeof s=="string")o.setAttribute("style",s);else if(t in o&&!i)o[t]=s;else o.setAttribute(t,s===!0?"":s)}}let a=(t)=>{if(y(t))return t.forEach(a);if(p(t)){let c=S(""),s=[];o.appendChild(c);let l=L(()=>{let d=t(),h=(y(d)?d:[d]).map(I),m=c;s.forEach((u)=>{if(u._rt?u._del():G(u),u.parentNode)u.remove()});for(let u=h.length-1;u>=0;u--){let w=h[u];if(w.parentNode!==m.parentNode)m.parentNode?.insertBefore(w,m);if(w._m)w._m.forEach((K)=>K());m=w}s=h});l(),o._c.add(()=>E(l)),C(()=>E(l))}else{let c=I(t);if(o.appendChild(c),c._m)c._m.forEach((s)=>s())}};return a(n),o},k=(e)=>{let r=new Set,n=_,i=f,o=O.createElement("div");o.style.display="contents",o.setAttribute("role","presentation"),_={_c:r},f=null;let a=(t)=>{if(!t)return;if(t._rt)r.add(t._del),o.appendChild(t._cnt);else if(y(t))t.forEach(a);else o.appendChild(t instanceof Node?t:S(t))};try{a(e({onCleanup:(t)=>r.add(t)}))}finally{_=n,f=i}return{_rt:1,_cnt:o,_del:()=>{$(r),G(o),o.remove()}}},R=(e,r,n=null)=>{let i=S(""),o=b("div",{style:"display:contents"},[i]),a;return x(()=>!!M(e),(t)=>{if(a)a._del(),a=null;let c=t?r:n;if(c)a=k(()=>M(c)),o.insertBefore(a._cnt,i)}),C(()=>a?._del()),o},V=(e,r,n)=>{let i=S(""),o=b("div",{style:"display:contents"},[i]),a=new Map;return x(()=>M(e)||[],(t)=>{let c=new Map,s=[];for(let d=0,h=(t||[]).length;d<h;d++){let m=t[d],u=n?m?.[n]??d:m?.id??d,w=a.get(u);if(!w)w=k(()=>r(m,d));else a.delete(u);c.set(u,w),s.push(w)}a.forEach((d)=>d._del());let l=i;for(let d=s.length-1;d>=0;d--){let h=s[d]._cnt;if(h.nextSibling!==l)o.insertBefore(h,l);l=h}a=c}),o},z=(e,r)=>{let n=typeof r=="string"?O.querySelector(r):r;if(!n)return;if(q.has(n))q.get(n)._del();let i=k(p(e)?e:()=>e);return n.replaceChildren(i._cnt),q.set(n,i),i};if(typeof window<"u")"a abbr article aside audio b blockquote br button canvas caption cite code col colgroup datalist dd del details dfn dialog div dl dt em embed fieldset figcaption figure footer form h1 h2 h3 h4 h5 h6 header hr i iframe img input ins kbd label legend li main mark meter nav object ol optgroup option output p picture pre progress section select slot small source span strong sub summary sup svg table tbody td template textarea tfoot th thead time tr u ul video".split(" ").forEach((e)=>window[e]=(r,n)=>b(e,r,n));var g=(e)=>{let r=()=>window.location.hash.slice(1)||"/",n=N(r()),i=()=>n(r());window.addEventListener("hashchange",i);let o=b("div",{class:"router-hook"}),a=null;return x([n],()=>{let t=n(),c=e.find((s)=>{let l=s.path.split("/").filter(Boolean),d=t.split("/").filter(Boolean);return l.length===d.length&&l.every((h,m)=>h[0]===":"||h===d[m])})||e.find((s)=>s.path==="*");if(c){a?.destroy();let s={};c.path.split("/").filter(Boolean).forEach((l,d)=>{if(l[0]===":")s[l.slice(1)]=t.split("/").filter(Boolean)[d]}),g.params(s),a=k(()=>p(c.component)?c.component(s):c.component),o.replaceChildren(a.container)}}),o.destroy=()=>{window.removeEventListener("hashchange",i),a?.destroy()},o};g.params=N({});g.to=(e)=>window.location.hash=e.replace(/^#?\/?/,"#/");g.back=()=>window.history.back();g.path=()=>window.location.hash.replace(/^#/,"")||"/";var te=N("en"),B={},X=(e)=>{for(let r of Object.keys(e)){if(!B[r])B[r]={};Object.assign(B[r],e[r])}};var H=(e)=>{return()=>B[te()]?.[e]??e};if(typeof window<"u")Object.assign(window,{$:N,watch:x,h:b,Fragment:W,when:R,each:V,router:g,addLang:X,t:H,mount:z,batch:J,isArr:y,isFunc:p,isObj:T});})();
diff --git a/dist/sigpro.utils.js b/dist/sigpro.utils.js
index b218a01..e43687f 100644
--- a/dist/sigpro.utils.js
+++ b/dist/sigpro.utils.js
@@ -1,319 +1,5 @@
-// src/sigpro.js
-var isFunc = (f) => typeof f == "function";
-var isObj = (o) => o && typeof o == "object";
-var isArr = Array.isArray;
-var doc = typeof document < "u" ? document : null;
-var txt = (s) => doc.createTextNode(s == null ? "" : String(s));
-var toNd = (n) => n?._rt ? n._cnt : n instanceof Node ? n : txt(n);
-var aEff = null;
-var aOwn = null;
-var isFlushing = 0;
-var bDepth = 0;
-var eQ = new Set;
-var MOUNTED = new WeakMap;
-var SVG_NS = "http://www.w3.org/2000/svg";
-var XLINK = "http://www.w3.org/1999/xlink";
-var SVG_TAGS = new Set("svg,path,circle,rect,line,polyline,polygon,g,defs,text,textPath,tspan,use,symbol,image,marker,ellipse".split(","));
-var DANG_ATTR = new Set(["src", "href", "formaction", "action", "background", "code", "archive"]);
-var clr = (s) => {
-  if (s) {
-    s.forEach((f) => f());
-    s.clear();
-  }
-};
-var dispose = (e) => {
-  if (!e || e._x)
-    return;
-  e._x = 1;
-  let st = [e], c;
-  while (c = st.pop()) {
-    clr(c._c);
-    if (c._ch) {
-      c._ch.forEach((x) => st.push(x));
-      c._ch.clear();
-    }
-    if (c._d) {
-      c._d.forEach((d) => d.delete(c));
-      c._d.clear();
-    }
-  }
-};
-var onUnmount = (f) => aOwn && (aOwn._c ||= new Set).add(f);
-var untrack = (f) => {
-  let p = aEff;
-  aEff = null;
-  try {
-    return f();
-  } finally {
-    aEff = p;
-  }
-};
-var createEffect = (f, isC = 0) => {
-  const e = () => {
-    if (e._x)
-      return;
-    if (e._d)
-      e._d.forEach((s) => s.delete(e));
-    clr(e._c);
-    let pE = aEff, pO = aOwn;
-    aEff = aOwn = e;
-    try {
-      return e._res = f();
-    } catch (err) {
-      console.error("[SigPro]", err);
-    } finally {
-      aEff = pE;
-      aOwn = pO;
-    }
-  };
-  e._d = e._c = e._ch = null;
-  e._x = 0;
-  e._iC = isC;
-  e._dp = aEff ? aEff._dp + 1 : 0;
-  e._m = [];
-  e._p = aOwn;
-  if (aOwn)
-    (aOwn._ch ||= new Set).add(e);
-  return e;
-};
-var flush = () => {
-  if (isFlushing)
-    return;
-  isFlushing = 1;
-  let q = [...eQ].sort((a, b) => a._dp - b._dp);
-  eQ.clear();
-  for (let e of q)
-    if (!e._x)
-      e();
-  isFlushing = 0;
-};
-var trkUpd = (s, trg = 0) => {
-  if (!trg && aEff && !aEff._x) {
-    s.add(aEff);
-    (aEff._d ||= new Set).add(s);
-  } else if (trg && s.size) {
-    let q = 0;
-    for (let e of s) {
-      if (e === aEff || e._x)
-        continue;
-      if (e._iC) {
-        e._dt = 1;
-        if (e._sb)
-          trkUpd(e._sb, 1);
-      } else {
-        eQ.add(e);
-        q = 1;
-      }
-    }
-    if (q && !isFlushing && !bDepth)
-      queueMicrotask(flush);
-  }
-};
-var $ = (v, k = null) => {
-  let s = new Set;
-  if (isFunc(v)) {
-    let c, cp = () => {
-      if (cp._dt) {
-        let p = aEff;
-        aEff = cp;
-        try {
-          let n = v();
-          if (!Object.is(c, n)) {
-            c = n;
-            trkUpd(s, 1);
-          }
-        } finally {
-          aEff = p;
-        }
-        cp._dt = 0;
-      }
-      trkUpd(s);
-      return c;
-    };
-    cp._iC = cp._dt = 1;
-    cp._sb = s;
-    cp._d = null;
-    cp._x = 0;
-    return cp;
-  }
-  if (k)
-    try {
-      v = JSON.parse(localStorage.getItem(k)) ?? v;
-    } catch (e) {}
-  return (...a) => {
-    if (a.length) {
-      let n = isFunc(a[0]) ? a[0](v) : a[0];
-      if (!Object.is(v, n)) {
-        v = n;
-        if (k)
-          localStorage.setItem(k, JSON.stringify(v));
-        trkUpd(s, 1);
-      }
-    }
-    trkUpd(s);
-    return v;
-  };
-};
-var watch = (src, cb) => {
-  let e = createEffect(cb ? () => {
-    let v = isArr(src) ? src.map((s) => s()) : src();
-    untrack(() => cb(v));
-  } : src);
-  e();
-  return () => dispose(e);
-};
-var clnNd = (n) => {
-  if (!n)
-    return;
-  clr(n._c);
-  if (n._oE)
-    dispose(n._oE);
-  if (n.childNodes)
-    n.childNodes.forEach(clnNd);
-};
-var valAtt = (k, v) => v == null || v === false ? null : (DANG_ATTR.has(k) || k.startsWith("on")) && /^\s*(javascript|data|vbscript):/i.test(String(v)) ? "#" : v;
-var h = (tag, prp = {}, ch = []) => {
-  if (prp instanceof Node || isArr(prp) || !isObj(prp)) {
-    ch = prp;
-    prp = {};
-  }
-  if (isFunc(tag)) {
-    let e = createEffect(() => e._res = tag(prp, { children: ch, emit: (ev, ...a) => prp[`on${ev[0].toUpperCase()}${ev.slice(1)}`]?.(...a) }));
-    e();
-    if (e._res == null)
-      return null;
-    let nd = e._res instanceof Node || isArr(e._res) && e._res.every((n) => n instanceof Node) ? e._res : txt(e._res);
-    let att = (n) => {
-      if (isObj(n) && !n._rt) {
-        n._m = e._m || [];
-        n._c = e._c || new Set;
-        n._oE = e;
-      }
-    };
-    isArr(nd) ? nd.forEach(att) : att(nd);
-    return nd;
-  }
-  let isS = SVG_TAGS.has(tag), el = isS ? doc.createElementNS(SVG_NS, tag) : doc.createElement(tag);
-  el._c = new Set;
-  for (let k in prp) {
-    let v = prp[k];
-    if (k === "ref") {
-      isFunc(v) ? v(el) : v.current = el;
-      continue;
-    }
-    if (isS && k.startsWith("xlink:")) {
-      let cv = valAtt(k.slice(6), v);
-      cv == null ? el.removeAttributeNS(XLINK, k.slice(6)) : el.setAttributeNS(XLINK, k.slice(6), cv);
-      continue;
-    }
-    if (k.startsWith("on")) {
-      let ev = k.slice(2).toLowerCase();
-      el.addEventListener(ev, v);
-      let off = () => el.removeEventListener(ev, v);
-      el._c.add(off);
-      onUnmount(off);
-    } else if (isFunc(v)) {
-      let e = createEffect(() => {
-        let r = valAtt(k, v());
-        if (k === "class")
-          el.className = r || "";
-        else if (r == null)
-          el.removeAttribute(k);
-        else if (k === "style" && typeof r == "string")
-          el.setAttribute("style", r);
-        else if (k in el && !isS)
-          el[k] = r;
-        else
-          el.setAttribute(k, r === true ? "" : r);
-      });
-      e();
-      el._c.add(() => dispose(e));
-      onUnmount(() => dispose(e));
-      if (/^(INPUT|TEXTAREA|SELECT)$/.test(el.tagName) && (k === "value" || k === "checked")) {
-        el.addEventListener(k === "checked" ? "change" : "input", (ev) => v(ev.target[k]));
-      }
-    } else {
-      let r = valAtt(k, v);
-      if (r != null) {
-        if (k === "style" && typeof r == "string")
-          el.setAttribute("style", r);
-        else if (k in el && !isS)
-          el[k] = r;
-        else
-          el.setAttribute(k, r === true ? "" : r);
-      }
-    }
-  }
-  const app = (c) => {
-    if (isArr(c))
-      return c.forEach(app);
-    if (isFunc(c)) {
-      let anc = txt(""), cur = [];
-      el.appendChild(anc);
-      let e = createEffect(() => {
-        let r = c(), nxt = (isArr(r) ? r : [r]).map(toNd), ref = anc;
-        cur.forEach((n) => {
-          n._rt ? n._del() : clnNd(n);
-          if (n.parentNode)
-            n.remove();
-        });
-        for (let i = nxt.length - 1;i >= 0; i--) {
-          let nd = nxt[i];
-          if (nd.parentNode !== ref.parentNode)
-            ref.parentNode?.insertBefore(nd, ref);
-          if (nd._m)
-            nd._m.forEach((f) => f());
-          ref = nd;
-        }
-        cur = nxt;
-      });
-      e();
-      el._c.add(() => dispose(e));
-      onUnmount(() => dispose(e));
-    } else {
-      let nd = toNd(c);
-      el.appendChild(nd);
-      if (nd._m)
-        nd._m.forEach((f) => f());
-    }
-  };
-  app(ch);
-  return el;
-};
-var render = (rFn) => {
-  let c = new Set, pO = aOwn, pE = aEff, cnt = doc.createElement("div");
-  cnt.style.display = "contents";
-  cnt.setAttribute("role", "presentation");
-  aOwn = { _c: c };
-  aEff = null;
-  const pRes = (r) => {
-    if (!r)
-      return;
-    if (r._rt) {
-      c.add(r._del);
-      cnt.appendChild(r._cnt);
-    } else if (isArr(r))
-      r.forEach(pRes);
-    else
-      cnt.appendChild(r instanceof Node ? r : txt(r));
-  };
-  try {
-    pRes(rFn({ onCleanup: (f) => c.add(f) }));
-  } finally {
-    aOwn = pO;
-    aEff = pE;
-  }
-  return { _rt: 1, _cnt: cnt, _del: () => {
-    clr(c);
-    clnNd(cnt);
-    cnt.remove();
-  } };
-};
-if (typeof window < "u") {
-  "a abbr article aside audio b blockquote br button canvas caption cite code col colgroup datalist dd del details dfn dialog div dl dt em embed fieldset figcaption figure footer form h1 h2 h3 h4 h5 h6 header hr i iframe img input ins kbd label legend li main mark meter nav object ol optgroup option output p picture pre progress section select slot small source span strong sub summary sup svg table tbody td template textarea tfoot th thead time tr u ul video".split(" ").forEach((t) => window[t] = (p, c) => h(t, p, c));
-}
-
 // src/sigpro.utils.js
+import { h, watch, $, render, isF } from "./sigpro.js";
 var router = (routes) => {
   const getHash = () => window.location.hash.slice(1) || "/";
   const path = $(getHash());
@@ -336,7 +22,7 @@ var router = (routes) => {
           params[p.slice(1)] = cur.split("/").filter(Boolean)[i];
       });
       router.params(params);
-      currentView = render(() => isFunc(route.component) ? route.component(params) : route.component);
+      currentView = render(() => isF(route.component) ? route.component(params) : route.component);
       hook.replaceChildren(currentView.container);
     }
   });
diff --git a/docs/sigpro.js b/docs/sigpro.js
index 778bbd9..fdc635e 100644
--- a/docs/sigpro.js
+++ b/docs/sigpro.js
@@ -1,13 +1,45 @@
 (() => {
+  var __defProp = Object.defineProperty;
+  var __returnValue = (v) => v;
+  function __exportSetter(name, newValue) {
+    this[name] = __returnValue.bind(null, newValue);
+  }
+  var __export = (target, all) => {
+    for (var name in all)
+      __defProp(target, name, {
+        get: all[name],
+        enumerable: true,
+        configurable: true,
+        set: __exportSetter.bind(all, name)
+      });
+  };
+
   // src/sigpro.js
-  var isFunc = (f) => typeof f == "function";
-  var isObj = (o) => o && typeof o == "object";
-  var isArr = Array.isArray;
+  var exports_sigpro = {};
+  __export(exports_sigpro, {
+    watch: () => watch,
+    val: () => val,
+    render: () => render,
+    onUnmount: () => onUnmount,
+    mount: () => mount,
+    isO: () => isO,
+    isF: () => isF,
+    isA: () => isA,
+    h: () => h,
+    each: () => each,
+    batch: () => batch,
+    SigPro: () => SigPro,
+    Fragment: () => Fragment,
+    $: () => $
+  });
+  var isF = (f) => typeof f == "function";
+  var isO = (o) => o && typeof o == "object";
+  var isA = Array.isArray;
   var doc = typeof document < "u" ? document : null;
   var txt = (s) => doc.createTextNode(s == null ? "" : String(s));
   var toNd = (n) => n?._rt ? n._cnt : n instanceof Node ? n : txt(n);
   var Fragment = (p) => p.children;
-  var val = (v) => isFunc(v) ? v() : v;
+  var val = (v) => isF(v) ? v() : v;
   var aEff = null;
   var aOwn = null;
   var isFlushing = 0;
@@ -123,7 +155,7 @@
   };
   var $ = (v, k = null) => {
     let s = new Set;
-    if (isFunc(v)) {
+    if (isF(v)) {
       let c, cp = () => {
         if (cp._dt) {
           let p = aEff;
@@ -154,7 +186,7 @@
       } catch (e) {}
     return (...a) => {
       if (a.length) {
-        let n = isFunc(a[0]) ? a[0](v) : a[0];
+        let n = isF(a[0]) ? a[0](v) : a[0];
         if (!Object.is(v, n)) {
           v = n;
           if (k)
@@ -168,7 +200,7 @@
   };
   var watch = (src, cb) => {
     let e = createEffect(cb ? () => {
-      let v = isArr(src) ? src.map((s) => s()) : src();
+      let v = isA(src) ? src.map((s) => s()) : src();
       untrack(() => cb(v));
     } : src);
     e();
@@ -185,24 +217,24 @@
   };
   var valAtt = (k, v) => v == null || v === false ? null : (DANG_ATTR.has(k) || k.startsWith("on")) && /^\s*(javascript|data|vbscript):/i.test(String(v)) ? "#" : v;
   var h = (tag, prp = {}, ch = []) => {
-    if (prp instanceof Node || isArr(prp) || !isObj(prp)) {
+    if (prp instanceof Node || isA(prp) || !isO(prp)) {
       ch = prp;
       prp = {};
     }
-    if (isFunc(tag)) {
+    if (isF(tag)) {
       let e = createEffect(() => e._res = tag(prp, { children: ch, emit: (ev, ...a) => prp[`on${ev[0].toUpperCase()}${ev.slice(1)}`]?.(...a) }));
       e();
       if (e._res == null)
         return null;
-      let nd = e._res instanceof Node || isArr(e._res) && e._res.every((n) => n instanceof Node) ? e._res : txt(e._res);
+      let nd = e._res instanceof Node || isA(e._res) && e._res.every((n) => n instanceof Node) ? e._res : txt(e._res);
       let att = (n) => {
-        if (isObj(n) && !n._rt) {
+        if (isO(n) && !n._rt) {
           n._m = e._m || [];
           n._c = e._c || new Set;
           n._oE = e;
         }
       };
-      isArr(nd) ? nd.forEach(att) : att(nd);
+      isA(nd) ? nd.forEach(att) : att(nd);
       return nd;
     }
     let isS = SVG_TAGS.has(tag), el = isS ? doc.createElementNS(SVG_NS, tag) : doc.createElement(tag);
@@ -210,7 +242,7 @@
     for (let k in prp) {
       let v = prp[k];
       if (k === "ref") {
-        isFunc(v) ? v(el) : v.current = el;
+        isF(v) ? v(el) : v.current = el;
         continue;
       }
       if (isS && k.startsWith("xlink:")) {
@@ -224,7 +256,7 @@
         let off = () => el.removeEventListener(ev, v);
         el._c.add(off);
         onUnmount(off);
-      } else if (isFunc(v)) {
+      } else if (isF(v)) {
         let e = createEffect(() => {
           let r = valAtt(k, v());
           if (k === "class")
@@ -257,13 +289,13 @@
       }
     }
     const app = (c) => {
-      if (isArr(c))
+      if (isA(c))
         return c.forEach(app);
-      if (isFunc(c)) {
+      if (isF(c)) {
         let anc = txt(""), cur = [];
         el.appendChild(anc);
         let e = createEffect(() => {
-          let r = c(), nxt = (isArr(r) ? r : [r]).map(toNd), ref = anc;
+          let r = c(), nxt = (isA(r) ? r : [r]).map(toNd), ref = anc;
           cur.forEach((n) => {
             n._rt ? n._del() : clnNd(n);
             if (n.parentNode)
@@ -304,7 +336,7 @@
       if (r._rt) {
         c.add(r._del);
         cnt.appendChild(r._cnt);
-      } else if (isArr(r))
+      } else if (isA(r))
         r.forEach(pRes);
       else
         cnt.appendChild(r instanceof Node ? r : txt(r));
@@ -368,16 +400,26 @@
       return;
     if (MOUNTED.has(t))
       MOUNTED.get(t)._del();
-    let i = render(isFunc(c) ? c : () => c);
+    let i = render(isF(c) ? c : () => c);
     t.replaceChildren(i._cnt);
     MOUNTED.set(t, i);
     return i;
   };
-  if (typeof window < "u") {
+  var SigPro = { $, watch, batch, h, Fragment, render, mount, when, each, onUnmount, val, isA, isF, isO };
+  if (typeof window !== "undefined") {
+    window.SigPro = SigPro;
     "a abbr article aside audio b blockquote br button canvas caption cite code col colgroup datalist dd del details dfn dialog div dl dt em embed fieldset figcaption figure footer form h1 h2 h3 h4 h5 h6 header hr i iframe img input ins kbd label legend li main mark meter nav object ol optgroup option output p picture pre progress section select slot small source span strong sub summary sup svg table tbody td template textarea tfoot th thead time tr u ul video".split(" ").forEach((t) => window[t] = (p, c) => h(t, p, c));
   }
 
   // src/sigpro.utils.js
+  var exports_sigpro_utils = {};
+  __export(exports_sigpro_utils, {
+    t: () => t,
+    setLocale: () => setLocale,
+    router: () => router,
+    db: () => db,
+    addLang: () => addLang
+  });
   var router = (routes) => {
     const getHash = () => window.location.hash.slice(1) || "/";
     const path = $(getHash());
@@ -400,7 +442,7 @@
             params[p.slice(1)] = cur.split("/").filter(Boolean)[i];
         });
         router.params(params);
-        currentView = render(() => isFunc(route.component) ? route.component(params) : route.component);
+        currentView = render(() => isF(route.component) ? route.component(params) : route.component);
         hook.replaceChildren(currentView.container);
       }
     });
@@ -414,6 +456,26 @@
   router.to = (p) => window.location.hash = p.replace(/^#?\/?/, "#/");
   router.back = () => window.history.back();
   router.path = () => window.location.hash.replace(/^#/, "") || "/";
+  var db = async (url, data = {}, loading = null) => {
+    if (loading)
+      loading(true);
+    try {
+      const res = await fetch(url, {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify(data),
+        credentials: "include"
+      });
+      if (!res.ok) {
+        const errorText = await res.text();
+        throw new Error(`Error ${res.status}: ${errorText}`);
+      }
+      return await res.json();
+    } finally {
+      if (loading)
+        loading(false);
+    }
+  };
   var currentLocale = $("en");
   var translations = {};
   var addLang = (obj) => {
@@ -423,12 +485,19 @@
       Object.assign(translations[locale], obj[locale]);
     }
   };
+  var setLocale = (locale) => {
+    if (locale && translations[locale]) {
+      currentLocale(locale);
+    }
+  };
   var t = (key) => {
     return () => translations[currentLocale()]?.[key] ?? key;
   };
 
   // src/build_umd.js
   if (typeof window !== "undefined") {
-    Object.assign(window, { $, watch, h, Fragment, when, each, router, addLang, t, mount, batch, isArr, isFunc, isObj });
+    const SigPro2 = { ...exports_sigpro, ...exports_sigpro_utils };
+    window.SigPro = SigPro2;
+    Object.assign(window, SigPro2);
   }
 })();
diff --git a/package.json b/package.json
index 603fdfd..1234788 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "sigpro",
-  "version": "1.2.38",
+  "version": "1.2.39",
   "type": "module",
   "license": "MIT",
   "author": {
@@ -9,22 +9,18 @@
     "url": "https://sigpro.natxocc.com"
   },
   "main": "./dist/sigpro.esm.js",
-  "module": "./dist/sigpro.esm.min.js",
-  "unpkg": "./dist/sigpro.min.js",
-  "jsdelivr": "./dist/sigpro.min.js",
+  "module": "./dist/sigpro.esm.js",
+  "unpkg": "./dist/sigpro.js",
+  "jsdelivr": "./dist/sigpro.js",
   "types": "./sigpro.d.ts",
   "exports": {
     ".": {
+      "types": "./sigpro.d.ts",
       "import": "./dist/sigpro.esm.js",
-      "script": "./dist/sigpro.min.js",
-      "types": "./sigpro.d.ts"
+      "default": "./dist/sigpro.js"
     },
-    "./utils": {
-      "import": "./dist/sigpro.utils.js"
-    },
-    "./vite": {
-      "import": "./dist/sigpro.vite.js"
-    }
+    "./utils": "./dist/sigpro.utils.js",
+    "./vite": "./dist/sigpro.vite.js"
   },
   "files": [
     "dist/",
@@ -46,14 +42,12 @@
     "clean": "rm -rf dist",
     "prebuild": "npm run clean",
     "build:convert": "bun build ./src/convert.js --bundle --outfile=./docs/convert.js --format=iife",
-    "build:iife": "bun build ./src/build_umd.js --bundle --outfile=./dist/sigpro.js --format=iife --global-name=sp",
-    "build:iife:min": "bun build ./src/build_umd.js --bundle --outfile=./dist/sigpro.min.js --format=iife --global-name=sp --minify",
+    "build:iife": "bun build ./src/build_umd.js --bundle --outfile=./dist/sigpro.js --format=iife --global-name=SigPro",
     "build:esm": "bun build ./src/sigpro.js --bundle --outfile=./dist/sigpro.esm.js --format=esm",
-    "build:esm:min": "bun build ./src/sigpro.js --bundle --outfile=./dist/sigpro.esm.min.js --format=esm --minify",
-    "build:utils": "bun build ./src/sigpro.utils.js --bundle --outfile=./dist/sigpro.utils.js --format=esm",
+    "build:utils": "bun build ./src/sigpro.utils.js --bundle --outfile=./dist/sigpro.utils.js --format=esm --external './src/sigpro.js'",
     "build:vite": "bun build ./src/sigpro.vite.js --bundle --outfile=./dist/sigpro.vite.js --format=esm  --external:fs --external:path",
     "build:copy": "cp ./dist/sigpro.js ./docs/sigpro.js",
-    "build": "bun run build:iife && bun run build:iife:min && bun run build:esm && bun run build:esm:min && bun run build:utils && bun run build:vite && bun run build:convert && bun run build:copy",
+    "build": "bun run build:iife && bun run build:esm  && bun run build:utils && bun run build:vite && bun run build:convert && bun run build:copy",
     "docs": "bun x serve docs"
   },
   "keywords": [
diff --git a/src/build_umd.js b/src/build_umd.js
index 2507b0e..06e51f4 100644
--- a/src/build_umd.js
+++ b/src/build_umd.js
@@ -1,6 +1,10 @@
-import { $, watch, batch, h, Fragment, mount, when, each, isArr, isFunc, isObj } from "./sigpro.js"
-import { router, addLang, t } from "./sigpro.utils.js"
+import * as core from "./sigpro.js"
+import * as utils from "./sigpro.utils.js"
 
 if (typeof window !== "undefined") {
-  Object.assign(window, { $, watch, h, Fragment, when, each, router, addLang, t, mount, batch, isArr, isFunc, isObj })
+  const SigPro = { ...core, ...utils };
+  
+  window.SigPro = SigPro; 
+  
+  Object.assign(window, SigPro); 
 }
\ No newline at end of file
diff --git a/src/sigpro.js b/src/sigpro.js
index 3e4eeb1..1eff5f5 100644
--- a/src/sigpro.js
+++ b/src/sigpro.js
@@ -1,20 +1,20 @@
-const isFunc = f => typeof f == "function";
-const isObj = o => o && typeof o == "object";
-const isArr = Array.isArray;
+export const isF = f => typeof f == "function";
+export const isO = o => o && typeof o == "object";
+export const isA = Array.isArray;
 const doc = typeof document < "u" ? document : null;
 const txt = s => doc.createTextNode(s == null ? "" : String(s));
 const toNd = n => n?._rt ? n._cnt : (n instanceof Node ? n : txt(n));
-const Fragment = p => p.children;
-const val = v => isFunc(v) ? v() : v;
+export const Fragment = p => p.children;
+export const val = v => isF(v) ? v() : v;
 
 let aEff = null, aOwn = null, isFlushing = 0, bDepth = 0;
 const eQ = new Set(), MOUNTED = new WeakMap();
 
 const SVG_NS = "http://www.w3.org/2000/svg", XLINK = "http://www.w3.org/1999/xlink";
 const SVG_TAGS = new Set("svg,path,circle,rect,line,polyline,polygon,g,defs,text,textPath,tspan,use,symbol,image,marker,ellipse".split(","));
-const DANG_ATTR = new Set(["src","href","formaction","action","background","code","archive"]);
+const DANG_ATTR = new Set(["src", "href", "formaction", "action", "background", "code", "archive"]);
 
-const clr = s => { if(s){ s.forEach(f => f()); s.clear(); } };
+const clr = s => { if (s) { s.forEach(f => f()); s.clear(); } };
 const dispose = e => {
   if (!e || e._x) return;
   e._x = 1;
@@ -26,7 +26,7 @@ const dispose = e => {
   }
 };
 
-const onUnmount = f => aOwn && (aOwn._c ||= new Set()).add(f);
+export const onUnmount = f => aOwn && (aOwn._c ||= new Set()).add(f);
 const untrack = f => { let p = aEff; aEff = null; try { return f() } finally { aEff = p } };
 
 const createEffect = (f, isC = 0) => {
@@ -57,7 +57,7 @@ const flush = () => {
   isFlushing = 0;
 };
 
-const batch = f => {
+export const batch = f => {
   bDepth++;
   try { return f() } finally { if (!--bDepth && eQ.size && !isFlushing) flush() }
 };
@@ -77,9 +77,9 @@ const trkUpd = (s, trg = 0) => {
   }
 };
 
-const $ = (v, k = null) => {
+export const $ = (v, k = null) => {
   let s = new Set();
-  if (isFunc(v)) {
+  if (isF(v)) {
     let c, cp = () => {
       if (cp._dt) {
         let p = aEff; aEff = cp;
@@ -92,18 +92,18 @@ const $ = (v, k = null) => {
     cp._iC = cp._dt = 1; cp._sb = s; cp._d = null; cp._x = 0;
     return cp;
   }
-  if (k) try { v = JSON.parse(localStorage.getItem(k)) ?? v } catch(e){}
+  if (k) try { v = JSON.parse(localStorage.getItem(k)) ?? v } catch (e) { }
   return (...a) => {
     if (a.length) {
-      let n = isFunc(a[0]) ? a[0](v) : a[0];
+      let n = isF(a[0]) ? a[0](v) : a[0];
       if (!Object.is(v, n)) { v = n; if (k) localStorage.setItem(k, JSON.stringify(v)); trkUpd(s, 1); }
     }
     trkUpd(s); return v;
   };
 };
 
-const watch = (src, cb) => {
-  let e = createEffect(cb ? () => { let v = isArr(src) ? src.map(s=>s()) : src(); untrack(() => cb(v)) } : src);
+export const watch = (src, cb) => {
+  let e = createEffect(cb ? () => { let v = isA(src) ? src.map(s => s()) : src(); untrack(() => cb(v)) } : src);
   e(); return () => dispose(e);
 };
 
@@ -114,19 +114,19 @@ const clnNd = n => {
   if (n.childNodes) n.childNodes.forEach(clnNd);
 };
 
-const valAtt = (k, v) => (v == null || v === false) ? null : 
+const valAtt = (k, v) => (v == null || v === false) ? null :
   (DANG_ATTR.has(k) || k.startsWith("on")) && /^\s*(javascript|data|vbscript):/i.test(String(v)) ? '#' : v;
 
-const h = (tag, prp = {}, ch = []) => {
-  if (prp instanceof Node || isArr(prp) || !isObj(prp)) { ch = prp; prp = {}; }
+export const h = (tag, prp = {}, ch = []) => {
+  if (prp instanceof Node || isA(prp) || !isO(prp)) { ch = prp; prp = {}; }
 
-  if (isFunc(tag)) {
+  if (isF(tag)) {
     let e = createEffect(() => e._res = tag(prp, { children: ch, emit: (ev, ...a) => prp[`on${ev[0].toUpperCase()}${ev.slice(1)}`]?.(...a) }));
     e();
     if (e._res == null) return null;
-    let nd = e._res instanceof Node || (isArr(e._res) && e._res.every(n => n instanceof Node)) ? e._res : txt(e._res);
-    let att = n => { if (isObj(n) && !n._rt) { n._m = e._m || []; n._c = e._c || new Set(); n._oE = e; } };
-    isArr(nd) ? nd.forEach(att) : att(nd);
+    let nd = e._res instanceof Node || (isA(e._res) && e._res.every(n => n instanceof Node)) ? e._res : txt(e._res);
+    let att = n => { if (isO(n) && !n._rt) { n._m = e._m || []; n._c = e._c || new Set(); n._oE = e; } };
+    isA(nd) ? nd.forEach(att) : att(nd);
     return nd;
   }
 
@@ -135,7 +135,7 @@ const h = (tag, prp = {}, ch = []) => {
 
   for (let k in prp) {
     let v = prp[k];
-    if (k === "ref") { isFunc(v) ? v(el) : (v.current = el); continue; }
+    if (k === "ref") { isF(v) ? v(el) : (v.current = el); continue; }
     if (isS && k.startsWith("xlink:")) {
       let cv = valAtt(k.slice(6), v);
       cv == null ? el.removeAttributeNS(XLINK, k.slice(6)) : el.setAttributeNS(XLINK, k.slice(6), cv);
@@ -144,7 +144,7 @@ const h = (tag, prp = {}, ch = []) => {
     if (k.startsWith("on")) {
       let ev = k.slice(2).toLowerCase(); el.addEventListener(ev, v);
       let off = () => el.removeEventListener(ev, v); el._c.add(off); onUnmount(off);
-    } else if (isFunc(v)) {
+    } else if (isF(v)) {
       let e = createEffect(() => {
         let r = valAtt(k, v());
         if (k === "class") el.className = r || "";
@@ -168,11 +168,11 @@ const h = (tag, prp = {}, ch = []) => {
   }
 
   const app = c => {
-    if (isArr(c)) return c.forEach(app);
-    if (isFunc(c)) {
+    if (isA(c)) return c.forEach(app);
+    if (isF(c)) {
       let anc = txt(""), cur = []; el.appendChild(anc);
       let e = createEffect(() => {
-        let r = c(), nxt = (isArr(r) ? r : [r]).map(toNd), ref = anc;
+        let r = c(), nxt = (isA(r) ? r : [r]).map(toNd), ref = anc;
         cur.forEach(n => { n._rt ? n._del() : clnNd(n); if (n.parentNode) n.remove(); });
         for (let i = nxt.length - 1; i >= 0; i--) {
           let nd = nxt[i];
@@ -190,14 +190,14 @@ const h = (tag, prp = {}, ch = []) => {
   app(ch); return el;
 };
 
-const render = rFn => {
+export const render = rFn => {
   let c = new Set(), pO = aOwn, pE = aEff, cnt = doc.createElement("div");
   cnt.style.display = "contents"; cnt.setAttribute("role", "presentation");
   aOwn = { _c: c }; aEff = null;
   const pRes = r => {
     if (!r) return;
     if (r._rt) { c.add(r._del); cnt.appendChild(r._cnt); }
-    else if (isArr(r)) r.forEach(pRes);
+    else if (isA(r)) r.forEach(pRes);
     else cnt.appendChild(r instanceof Node ? r : txt(r));
   };
   try { pRes(rFn({ onCleanup: f => c.add(f) })); } finally { aOwn = pO; aEff = pE; }
@@ -214,11 +214,11 @@ const when = (c, Y, N = null) => {
   onUnmount(() => v?._del()); return rt;
 };
 
-const each = (s, fn, kF) => {
+export const each = (s, fn, kF) => {
   let anc = txt(""), rt = h("div", { style: "display:contents" }, [anc]), cch = new Map();
   watch(() => val(s) || [], it => {
     let nCc = new Map(), nOd = [];
-    for (let i = 0, l = (it||[]).length; i < l; i++) {
+    for (let i = 0, l = (it || []).length; i < l; i++) {
       let t = it[i], k = kF ? (t?.[kF] ?? i) : (t?.id ?? i), v = cch.get(k);
       if (!v) v = render(() => fn(t, i)); else cch.delete(k);
       nCc.set(k, v); nOd.push(v);
@@ -234,17 +234,17 @@ const each = (s, fn, kF) => {
   return rt;
 };
 
-const mount = (c, tgt) => {
+ export const mount = (c, tgt) => {
   let t = typeof tgt == "string" ? doc.querySelector(tgt) : tgt;
   if (!t) return;
   if (MOUNTED.has(t)) MOUNTED.get(t)._del();
-  let i = render(isFunc(c) ? c : () => c);
+  let i = render(isF(c) ? c : () => c);
   t.replaceChildren(i._cnt); MOUNTED.set(t, i); return i;
 };
 
-if (typeof window < "u") {
+export const SigPro = { $, watch, batch, h, Fragment, render, mount, when, each, onUnmount, val, isA, isF, isO };
+if (typeof window !== "undefined") {
+  window.SigPro = SigPro;
   "a abbr article aside audio b blockquote br button canvas caption cite code col colgroup datalist dd del details dfn dialog div dl dt em embed fieldset figcaption figure footer form h1 h2 h3 h4 h5 h6 header hr i iframe img input ins kbd label legend li main mark meter nav object ol optgroup option output p picture pre progress section select slot small source span strong sub summary sup svg table tbody td template textarea tfoot th thead time tr u ul video"
     .split(" ").forEach(t => window[t] = (p, c) => h(t, p, c));
-}
-
-export { $, watch, batch, h, Fragment, render, mount, when, each, onUnmount, val, isArr, isFunc, isObj };
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/src/sigpro.tags.js b/src/sigpro.tags.js
new file mode 100644
index 0000000..aec4f93
--- /dev/null
+++ b/src/sigpro.tags.js
@@ -0,0 +1,7 @@
+import { h } from "./sigpro.js";
+
+if (typeof window < "u") {
+    "a abbr article aside audio b blockquote br button canvas caption cite code col colgroup datalist dd del details dfn dialog div dl dt em embed fieldset figcaption figure footer form h1 h2 h3 h4 h5 h6 header hr i iframe img input ins kbd label legend li main mark meter nav object ol optgroup option output p picture pre progress section select slot small source span strong sub summary sup svg table tbody td template textarea tfoot th thead time tr u ul video"
+        .split(" ").forEach(t => window[t] = (p, c) => h(t, p, c));
+    Object.assign(window, { $, watch, h, Fragment, when, each, onUnmount, mount, batch, val, isA, isF, isO })
+}
\ No newline at end of file
diff --git a/src/sigpro.utils.js b/src/sigpro.utils.js
index 2980f8a..76b8554 100644
--- a/src/sigpro.utils.js
+++ b/src/sigpro.utils.js
@@ -1,5 +1,5 @@
 // plus
-import { h, watch, $, render, isFunc } from './sigpro';
+import { h, watch, $, render, isF } from './sigpro.js';
 
 // router
 export const router = routes => {
@@ -26,7 +26,7 @@ export const router = routes => {
         if (p[0] === ":") params[p.slice(1)] = cur.split("/").filter(Boolean)[i];
       });
       router.params(params);
-      currentView = render(() => isFunc(route.component) ? route.component(params) : route.component);
+      currentView = render(() => isF(route.component) ? route.component(params) : route.component);
       hook.replaceChildren(currentView.container);
     }
   });