feat: implement model pricing functionality with UI elements, storage management, and cost calculation

build.cjs

@@ -169,42 +169,44 @@ function build() {
     console.log(`使用版本号: ${version}`);
     html = html.replace(/__VERSION__/g, version);
 
-    html = html.replace(
-        '<link rel="stylesheet" href="styles.css">',
-        `<style>
-${css}
-</style>`
-    );
+    html = html.replace(
+        '<link rel="stylesheet" href="styles.css">',
+        () => `<style>
+${css}
+</style>`
+    );
+
+    html = html.replace(
+        '<script src="i18n.js"></script>',
+        () => `<script>
+${i18n}
+</script>`
+    );
 
-    html = html.replace(
-        '<script src="i18n.js"></script>',
-        `<script>
-${i18n}
-</script>`
-    );
-
-    const scriptTagRegex = /<script[^>]*src="app\.js"[^>]*><\/script>/i;
-    if (scriptTagRegex.test(html)) {
-        html = html.replace(
-            scriptTagRegex,
-            `<script>
-${app}
-</script>`
-        );
+    const scriptTagRegex = /<script[^>]*src="app\.js"[^>]*><\/script>/i;
+    if (scriptTagRegex.test(html)) {
+        html = html.replace(
+            scriptTagRegex,
+            () => `<script>
+${app}
+</script>`
+        );
     } else {
         console.warn('未找到 app.js 脚本标签，未内联应用代码。');
     }
 
-    const logoDataUrl = loadLogoDataUrl();
-    if (logoDataUrl) {
-        const logoScript = `<script>window.__INLINE_LOGO__ = "${logoDataUrl}";</script>`;
-        if (html.includes('</body>')) {
-            html = html.replace('</body>', `${logoScript}\n</body>`);
-        } else {
-            html += `\n${logoScript}`;
-        }
-    } else {
-        console.warn('未找到可内联的 Logo 文件，将保持运行时加载。');
+    const logoDataUrl = loadLogoDataUrl();
+    if (logoDataUrl) {
+        const logoScript = `<script>window.__INLINE_LOGO__ = "${logoDataUrl}";</script>`;
+        const closingBodyTag = '</body>';
+        const closingBodyIndex = html.lastIndexOf(closingBodyTag);
+        if (closingBodyIndex !== -1) {
+            html = `${html.slice(0, closingBodyIndex)}${logoScript}\n${closingBodyTag}${html.slice(closingBodyIndex + closingBodyTag.length)}`;
+        } else {
+            html += `\n${logoScript}`;
+        }
+    } else {
+        console.warn('未找到可内联的 Logo 文件，将保持运行时加载。');
     }
 
     const outputPath = path.join(distDir, 'index.html');