fix: resolve 4 bugs in termui

examples/chat-app/src/index.tsx

@@ -257,7 +257,7 @@ function parseBlocks(text: string): Block[] {
         }
 
         // ── Handle Paragraphs ────────────────────────
-        if (line.trim() === '') {
+        if (line.trim().length === 0) {
             blocks.push({
                 type: 'paragraph',
                 text: '',

examples/forms-and-validation/src/index.tsx

@@ -122,7 +122,7 @@ class FormsExampleApp extends Widget {
             return false; // Quit
         }
 
-        if (event.key === 'c' && event.ctrl === false) {
+        if (event.key === 'c' && event.ctrl !) {
             this.modal.show();
             return true;
         }

examples/showcase/src/index.tsx

@@ -128,7 +128,7 @@ class ShowcaseApp extends Widget {
         if (event.key === 'q' || (event.ctrl && event.key === 'c')) return false;
 
         // Tab switching: 1-5
-        const num = parseInt(event.key);
+        const num = parseInt(event.key, 10);
         if (num >= 1 && num <= 5) {
             this.switchTab(num - 1);
             return true;

scripts/build-registry.ts

@@ -44,7 +44,7 @@ export function collectDeps(content: string): string[] {
   const deps = new Set<string>();
   let m: RegExpExecArray | null;
   while ((m = re.exec(content)) !== null) deps.add(m[1]!);
-  return [...deps].sort();
+  return [...deps].sort((a, b) => a - b);
 }
 
 export function toSlug(name: string): string {