ci: add CI/CD workflow for Bash scripts linting

hooks/.forgejo/workflows/ci.yml

@@ -0,0 +1,22 @@
+name: Bash Scripts CI/CD
+
+on:
+  push:
+    branches: [ main, master ]
+  pull_request:
+    branches: [ main, master ]
+  workflow_dispatch:
+    # Allows manual triggering
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      
+      - name: Install shellcheck
+        run: sudo apt-get install -y shellcheck
+      
+      - name: Lint bash scripts
+        run: |
+          find . -type f -name "*.sh" -exec shellcheck {} \;