ci: split into dedicated scraper and ui workflows

.gitea/workflows/release-ui.yaml

@@ -0,0 +1,33 @@
+name: Release / UI
+
+on:
+  push:
+    tags:
+      - "v*"
+
+defaults:
+  run:
+    working-directory: ui
+
+jobs:
+  # ── type-check & build ───────────────────────────────────────────────────────
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "22"
+          cache: npm
+          cache-dependency-path: ui/package-lock.json
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Type check
+        run: npm run check
+
+      - name: Build
+        run: npm run build