chore: bump diracx-charts versions when new release

Author: aldbr

.github/workflows/deployment.yml

@@ -150,4 +150,61 @@ jobs:
           context: .
           push: true
           tags: ghcr.io/diracgrid/diracx-web/static:${{ needs.release-please.outputs.tag_name }}
-          platforms: linux/amd64,linux/arm64
+          platforms: linux/amd64,linux/arm64
+
+  # Helm charts are updated in diracx-charts
+  # -----------------------------------------
+
+  update-charts:
+    name: Update Helm charts
+    needs:
+      - release-please
+      - build-deploy-diracx-web-release-image
+    runs-on: ubuntu-latest
+    if: ${{ needs.release-please.outputs.release_created == 'true' }}
+    steps:
+      - name: Checkout diracx-web (for update script)
+        uses: actions/checkout@v6
+        with:
+          path: diracx-web
+          sparse-checkout: .github/workflows
+
+      - name: Checkout diracx-charts
+        uses: actions/checkout@v6
+        with:
+          repository: DIRACGrid/diracx-charts
+          token: ${{ secrets.CHARTS_UPDATE_TOKEN }}
+          path: diracx-charts
+
+      - name: Configure Git
+        run: |
+          cd diracx-charts
+          git config user.name "github-actions[bot]"
+          git config user.email "github-actions[bot]@users.noreply.github.com"
+
+      - name: Update chart versions
+        run: |
+          python diracx-web/.github/workflows/update_chart_version.py \
+            --charts-dir diracx-charts \
+            --web-version "${{ needs.release-please.outputs.tag_name }}"
+
+      - name: Install pre-commit
+        run: pip install pre-commit
+
+      - name: Run pre-commit to update README
+        run: |
+          cd diracx-charts
+          pre-commit run --all-files || true
+
+      - name: Commit and push changes
+        if: success()
+        run: |
+          cd diracx-charts
+          git add -A
+
+          if ! git diff --cached --quiet; then
+            git commit -m "chore: bump diracx-web to ${{ needs.release-please.outputs.tag_name }}"
+            git push origin master
+          else
+            echo "No changes to commit"
+          fi

.github/workflows/update_chart_version.py

@@ -0,0 +1,90 @@
+#!/usr/bin/env python3
+"""Update diracx-charts with a new diracx-web version.
+
+Bumps the chart version and updates the web image tag in values.yaml.
+Does NOT modify appVersion (that tracks the diracx server version).
+"""
+
+from __future__ import annotations
+
+import argparse
+import re
+import sys
+from pathlib import Path
+
+
+def bump_version(current_version: str) -> str:
+    """Bump a version: increment alpha number if present, otherwise patch."""
+    match = re.match(
+        r"^(\d+\.\d+\.\d+)-alpha\.(\d+)$", current_version
+    )
+    if match:
+        base, alpha = match.group(1), int(match.group(2))
+        return f"{base}-alpha.{alpha + 1}"
+
+    match = re.match(r"^(\d+)\.(\d+)\.(\d+)$", current_version)
+    if match:
+        major, minor, patch = match.groups()
+        return f"{major}.{minor}.{int(patch) + 1}"
+
+    raise ValueError(f"Invalid version format: {current_version}")
+
+
+def main() -> None:
+    parser = argparse.ArgumentParser(
+        description="Update diracx-charts for a new diracx-web release"
+    )
+    parser.add_argument(
+        "--charts-dir",
+        type=Path,
+        required=True,
+        help="Path to the diracx-charts repository",
+    )
+    parser.add_argument(
+        "--web-version",
+        required=True,
+        help="New diracx-web version (e.g., v0.1.0)",
+    )
+    args = parser.parse_args()
+
+    chart_yaml = args.charts_dir / "diracx" / "Chart.yaml"
+    values_yaml = args.charts_dir / "diracx" / "values.yaml"
+
+    for path in (chart_yaml, values_yaml):
+        if not path.exists():
+            print(f"Error: {path} not found")
+            sys.exit(1)
+
+    # Read and bump chart version
+    chart_content = chart_yaml.read_text()
+    version_match = re.search(r'^version:\s*"?([^"\n]+)"?', chart_content, re.MULTILINE)
+    if not version_match:
+        print("Error: could not find version in Chart.yaml")
+        sys.exit(1)
+
+    current_chart_version = version_match.group(1)
+    new_chart_version = bump_version(current_chart_version)
+
+    chart_content = re.sub(
+        r'^version:\s*.*$',
+        f'version: "{new_chart_version}"',
+        chart_content,
+        flags=re.MULTILINE,
+    )
+    chart_yaml.write_text(chart_content)
+    print(f"Chart version: {current_chart_version} -> {new_chart_version}")
+
+    # Update web image tag in values.yaml
+    values_content = values_yaml.read_text()
+    values_content = re.sub(
+        r'(^    web:\s*\n      tag:\s*).*$',
+        rf'\g<1>{args.web_version}',
+        values_content,
+        flags=re.MULTILINE,
+    )
+    values_yaml.write_text(values_content)
+    print(f"Web image tag: {args.web_version}")
+
+
+if __name__ == "__main__":
+    main()