chore(ci/cd): add static-analysis workflow

Author: nooneknowspeter

.github/workflows/static-analysis.yaml

@@ -0,0 +1,19 @@
+name: Static Analysis
+
+on:
+  push:
+    branches:
+      - "**"
+  pull_request:
+    branches:
+      - "**"
+jobs:
+  format:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v31
+
+      - name: lint
+        run: |
+          nix develop --impure -c treefmt --ci --config-file treefmt.lint.toml