fix: issues with comments

scripts/dev.ts

@@ -7,7 +7,9 @@ concurrently(
     { command: 'npm run dev -w @diffity/parser', name: 'parser' },
     { command: 'npm run dev -w @diffity/git', name: 'git' },
     { command: 'npm run dev:watch -w diffity', name: 'cli' },
-    { command: 'npm run dev -w @diffity/ui', name: 'ui' },
+    // `vite build --watch` instead of `vite dev` so the output lands in dist/ui
+    // where the CLI server can serve it. `vite dev` only serves from memory.
+    { command: 'npx -w @diffity/ui vite build --watch', name: 'ui' },
     {
       command: 'tsx --watch-path=packages/skills scripts/build-skills.ts',
       name: 'skills',

scripts/link-dev.ts

@@ -1,4 +1,4 @@
-import { symlinkSync, unlinkSync, existsSync, mkdirSync } from 'fs';
+import { writeFileSync, chmodSync, unlinkSync, existsSync, mkdirSync } from 'fs';
 import { resolve, dirname, join } from 'path';
 import { fileURLToPath } from 'url';
 
@@ -6,6 +6,7 @@ const __dirname = dirname(fileURLToPath(import.meta.url));
 const rootDir = resolve(__dirname, '..');
 const binDir = join(rootDir, '.bin');
 const cliEntry = join(rootDir, 'packages', 'cli', 'dist', 'index.js');
+const watchDir = join(rootDir, 'packages', 'cli', 'dist');
 const linkPath = join(binDir, 'diffity-dev');
 
 mkdirSync(binDir, { recursive: true });
@@ -14,10 +15,19 @@ if (existsSync(linkPath)) {
   unlinkSync(linkPath);
 }
 
-symlinkSync(cliEntry, linkPath);
+// Shell script instead of a symlink to dist/index.js so we can use node --watch.
+// A symlink would run the CLI once and never pick up server-side changes.
+// --watch-path: auto-restart when tsc --watch recompiles dist/
+// --no-open: prevent opening a new browser tab on every restart
+const script = `#!/usr/bin/env bash
+exec node --watch-path="${watchDir}" "${cliEntry}" --no-open "$@"
+`;
+
+writeFileSync(linkPath, script);
+chmodSync(linkPath, 0o755);
 
 const pathIncludes = process.env.PATH?.includes(binDir);
-console.log(`Linked diffity-dev -> ${cliEntry}`);
+console.log(`Created diffity-dev (auto-restarts on changes)`);
 if (!pathIncludes) {
   console.log(`\nAdd this to your shell profile to use diffity-dev globally:`);
   console.log(`  export PATH="${binDir}:$PATH"`);