ci: migrate workflow to use Bun and remove package-lock.json

Author: PlaneInABottle

.github/workflows/ci.yml

@@ -13,23 +13,22 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Setup Node.js
-        uses: actions/setup-node@v4
+      - name: Setup Bun
+        uses: oven-sh/setup-bun@v1
         with:
-          node-version: 20
-          cache: 'npm'
+          bun-version: latest
 
       - name: Install dependencies
-        run: npm ci
+        run: bun install --frozen-lockfile
 
       - name: Run Lint
-        run: npm run lint:check
+        run: bun run lint:check
 
       - name: Type Check
-        run: npm run compile
+        run: bun run compile
 
       - name: Run Tests
-        run: npm test
+        run: bun run test
 
       - name: Verify Bundle
-        run: npx expo export --platform android --dump-sourcemap --output-dir dist
+        run: bunx expo export --platform android --dump-sourcemap --output-dir dist