fix(#2): Promise泄漏 — confirm/prompt 添加10秒安全超时，防止永不resolve

src/core.js

@@ -746,6 +746,10 @@ const meToast = {
     }
     
     return new Promise((resolve) => {
+      let resolved = false;
+      const safeResolve = (val) => { if (!resolved) { resolved = true; clearTimeout(safetyTimeout); resolve(val); } };
+      const safetyTimeout = setTimeout(() => safeResolve(false), 10000);
+      
       const t = this._emit({
         ...opts,
         type: opts.type || 'warning',
@@ -764,14 +768,14 @@ const meToast = {
         if (confirmBtn) {
           confirmBtn.addEventListener('click', () => {
             t.close();
-            resolve(true);
+            safeResolve(true);
           });
         }
         
         if (cancelBtn) {
           cancelBtn.addEventListener('click', () => {
             t.close();
-            resolve(false);
+            safeResolve(false);
           });
         }
       }, 0);
@@ -791,6 +795,10 @@ const meToast = {
     }
     
     return new Promise((resolve) => {
+      let resolved = false;
+      const safeResolve = (val) => { if (!resolved) { resolved = true; clearTimeout(safetyTimeout); resolve(val); } };
+      const safetyTimeout = setTimeout(() => safeResolve(null), 10000);
+      
       const t = this._emit({
         ...opts,
         type: opts.type || 'info',
@@ -813,7 +821,7 @@ const meToast = {
           input.addEventListener('keydown', (e) => {
             if (e.key === 'Enter') {
               t.close();
-              resolve(input.value);
+              safeResolve(input.value);
             }
           });
         }
@@ -821,14 +829,14 @@ const meToast = {
         if (submitBtn) {
           submitBtn.addEventListener('click', () => {
             t.close();
-            resolve(input?.value || null);
+            safeResolve(input?.value || null);
           });
         }
         
         if (cancelBtn) {
           cancelBtn.addEventListener('click', () => {
             t.close();
-            resolve(null);
+            safeResolve(null);
           });
         }
       }, 0);