update biome.json and add workflow

.forgejo/workflows/biomejs.yml

@@ -0,0 +1,24 @@
+name: Code quality checks
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  biome:
+    runs-on: docker
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install Bun
+        run: |
+          curl -fsSL https://bun.sh/install | bash
+          export BUN_INSTALL="$HOME/.bun"
+          echo "$BUN_INSTALL/bin" >> $GITHUB_PATH
+
+      - name: Install Dependencies
+        run: bun install
+
+      - name: Run Biome with verbose output
+        run: bunx biome ci . --verbose