Add Markdown check/add language-specific triggers

.github/workflows/run_markdown_code_checks.yaml

@@ -0,0 +1,35 @@
+---
+name: Markdown code checks
+run-name: Markdown code checks
+on:
+  pull_request:
+jobs:
+  detect_changes:
+    runs-on: ubuntu-latest
+    name: Detect changes in Markdown files
+    permissions:
+      pull-requests: read
+    outputs:
+      markdown: ${{ steps.filter.outputs.markdown }}
+    steps:
+      - uses: dorny/paths-filter@v3
+        id: filter
+        with:
+          filters: |
+            markdown:
+              - '**/*.md'
+              - '**/*.markdown'
+  run_markdown_code_checks:
+    needs: detect_changes
+    if: ${{ needs.detect_changes.outputs.markdown == 'true' }}
+    name: Run Markdown code checks
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Install Flox
+        uses: flox/install-flox-action@v2
+      - name: Run Markdown code checks
+        uses: flox/activate-action@v1
+        with:
+          command: mask development markdown all

.github/workflows/run_python_code_checks.yaml

@@ -4,7 +4,26 @@ run-name: Python code checks
 on:
   pull_request:
 jobs:
+  detect_changes:
+    runs-on: ubuntu-latest
+    name: Detect changes in Python files
+    permissions:
+      pull-requests: read
+    outputs:
+      python: ${{ steps.filter.outputs.python }}
+    steps:
+      - uses: dorny/paths-filter@v3
+        id: filter
+        with:
+          filters: |
+            python:
+              - '**/*.py'
+              - '**/*.pyi'
+              - '**/pyproject.toml'
+              - '**/uv.lock'
   run_python_code_checks:
+    needs: detect_changes
+    if: ${{ needs.detect_changes.outputs.python == 'true' }}
     name: Run Python code checks
     runs-on: ubuntu-latest
     steps:

.github/workflows/run_rust_code_checks.yaml

@@ -4,7 +4,25 @@ run-name: Rust code checks
 on:
   pull_request:
 jobs:
+  detect_changes:
+    runs-on: ubuntu-latest
+    name: Detect Rust code changes
+    permissions:
+      pull-requests: read
+    outputs:
+      rust: ${{ steps.filter.outputs.rust }}
+    steps:
+      - uses: dorny/paths-filter@v3
+        id: filter
+        with:
+          filters: |
+            rust:
+              - '**/*.rs'
+              - '**/Cargo.toml'
+              - '**/Cargo.lock'
   run_rust_code_checks:
+    needs: detect_changes
+    if: ${{ needs.detect_changes.outputs.rust == 'true' }}
     name: Run Rust code checks
     runs-on: ubuntu-latest
     steps: