chore: merge dev into production + fix ci.yml Node version

- Merge dev: disable GitHub CI/CD, fix @swc/helpers, clean unused deps
- Fix ci.yml: bump Node from 20 to 22 (required by camera-controls)
- Add dev branch to ci.yml trigger branches

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.gitea/workflows/ci.yml

@@ -0,0 +1,32 @@
+name: Gitea CI
+
+on:
+  push:
+    branches: [main, dev, production]
+  pull_request:
+    branches: [main, dev, production]
+
+jobs:
+  test-build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '22'
+          cache: 'npm'
+
+      - name: Install deps
+        run: npm ci
+
+      - name: Lint
+        run: npm run lint
+
+      - name: Test
+        run: npm run test
+
+      - name: Build
+        run: npm run build