feat(ci): add CodeQL SAST scanning for Go and TypeScript

INF-06: New sast.yml workflow runs CodeQL analysis on push to main
and PRs for Go and JavaScript/TypeScript.

.github/workflows/sast.yml

@@ -0,0 +1,22 @@
+name: CodeQL SAST
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  analyze:
+    runs-on: ubuntu-latest
+    permissions:
+      security-events: write
+    strategy:
+      matrix:
+        language: [go, javascript-typescript]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: github/codeql-action/init@v3
+        with:
+          languages: ${{ matrix.language }}
+      - uses: github/codeql-action/autobuild@v3
+      - uses: github/codeql-action/analyze@v3