feat: add initial chart files

.woodpecker/publish-chart.yml

@@ -0,0 +1,59 @@
+when:
+  - event: push
+    branch: [main]
+    path:
+      include:
+        - 'helm/**'
+        - '.woodpecker/**'
+  - event: tag
+    ref: "refs/tags/v*"
+
+steps:
+  - name: release
+    image: node:24-alpine
+    environment:
+      GITEA_TOKEN:
+        from_secret: gitea_token
+      GITEA_USERNAME:
+        from_secret: gitea_username
+      GITEA_URL: ${CI_FORGE_URL}
+    commands:
+      - apk add --no-cache git
+      - git config --global credential.helper store
+      - echo "https://$${GITEA_USERNAME}:$${GITEA_TOKEN}@git.barbiric.io" > ~/.git-credentials
+      - npm install -g semantic-release @semantic-release/commit-analyzer @semantic-release/release-notes-generator @semantic-release/changelog @semantic-release/git @semantic-release/exec @forge-for-gitea/semantic-release-gitea
+      - npx semantic-release
+    when:
+      event: push
+      branch: main
+
+  - name: package-charts
+    image: quay.io/helmpack/chart-testing:v3.11.0
+    commands:
+      - mkdir -p .cr-release-packages
+      - |
+        helm package helm -d .cr-release-packages
+    when:
+      event: tag
+
+  - name: publish-charts
+    image: quay.io/helmpack/chart-testing:v3.11.0
+    environment:
+      GITEA_USERNAME:
+        from_secret: gitea_username
+      GITEA_TOKEN:
+        from_secret: gitea_token
+    commands:
+      - |
+        for pkg in .cr-release-packages/*.tgz; do
+          if [ -f "$pkg" ]; then
+            echo "Publishing $pkg to Gitea..."
+            curl -s -f \
+              -u "$${GITEA_USERNAME}:$${GITEA_TOKEN}" \
+              -X POST \
+              --upload-file "$pkg" \
+              "${CI_FORGE_URL}/api/packages/${CI_REPO_OWNER}/helm/api/charts"
+          fi
+        done
+    when:
+      event: tag