Rename SAST workflow to Code Review

- Rename sast.yml to code-review.yml
- Update workflow and job names to reflect general code review
- Remove push trigger (only PRs and manual dispatch)
- Remove exclude-directories and run-every-commit options

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: matej

.github/workflows/code-review.yml

@@ -0,0 +1,20 @@
+name: Code Review
+
+on:
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  code-review:
+    runs-on: ubuntu-24.04
+    permissions:
+      contents: read
+      pull-requests: write
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: ./
+        with:
+          comment-pr: true
+          upload-results: true
+          claude-api-key: ${{ secrets.CLAUDE_API_KEY }}