.gitea/actions/helm-chart-push/README.md

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+# helm-chart-push
+
+A Gitea Action for pushing Helm charts to Gitea's built-in Helm registry. This action simplifies the process of publishing Helm charts to your Gitea instance's package registry.
+
+## Usage
+
+### Inputs
+
+| Input | Required | Description | Default |
+|-------|----------|-------------|---------|
+| `registry-token` | true | The Bearer token for authenticating with the Gitea Helm Registry | - |
+| `chart-path` | true | The local path to the Helm chart file (`.tgz` archive) | - |
+| `repository-owner` | true | The owner/username of the Gitea Helm Repository | - |
+| `gitea-base-url` | false | The base URL of your Gitea instance | `https://gitea.t000-n.de` |
+
+### Basic Example
+
+```yaml
+name: Push Helm Chart
+on:
+  push:
+    branches:
+        - main
+
+jobs:
+  push-chart:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: helm package ./charts/my-chart
+      - name: Push to Gitea Registry
+        uses: ./.gitea/actions/helm-chart-push
+        with:
+          registry-token: ${{ secrets.GITEA_TOKEN }}
+          chart-path: ./my-chart-*.tgz
+          repository-owner: ${{ github.repository_owner }}
+```

.gitea/actions/helm-chart-push/action.yaml

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+name: Push Helm Chart
+description: Push a Helm Chart to the Gitea Helm Repository
+
+inputs:
+  registry-token:
+    description: The Bearer token for the Gitea Helm Registry
+    required: true
+  chart-path:
+    description: The path to the Helm Chart (e.g., ./my-chart-1.0.0.tgz)
+    required: true
+  repository-owner:
+    description: The owner of the Gitea Helm Repository
+    required: true
+  gitea-base-url:
+    description: The base URL of the Gitea instance (must include protocol)
+    required: false
+    default: "https://gitea.t000-n.de"
+  chart-name:
+    description: Optional name for the chart (used for logging and validation)
+    required: false
+  timeout:
+    description: Timeout for the HTTP request in seconds
+    required: false
+    default: "60"
+
+runs:
+  using: "composite"
+  steps:
+    - name: Validate inputs
+      shell: bash
+      run: |
+        # Validate required inputs
+        if [[ -z "${{ inputs.registry-token }}" ]]; then
+          echo "Error: registry-token is required"
+          exit 1
+        fi
+
+        if [[ -z "${{ inputs.chart-path }}" ]]; then
+          echo "Error: chart-path is required"
+          exit 1
+        fi
+
+        if [[ -z "${{ inputs.repository-owner }}" ]]; then
+          echo "Error: repository-owner is required"
+          exit 1
+        fi
+
+        # Validate chart file exists
+        if [[ ! -f "${{ inputs.chart-path }}" ]]; then
+          echo "Error: Chart file not found at path: ${{ inputs.chart-path }}"
+          exit 1
+        fi
+
+        # Validate chart file is a valid tar.gz
+        if ! tar -tzf "${{ inputs.chart-path }}" >/dev/null 2>&1; then
+          echo "Error: Invalid chart file format. Must be a valid .tgz file"
+          exit 1
+        fi
+
+        # Validate Gitea base URL format
+        if [[ ! "${{ inputs.gitea-base-url }}" =~ ^https?:// ]]; then
+          echo "Error: gitea-base-url must include protocol (http:// or https://)"
+          exit 1
+        fi
+
+        echo "Input validation passed"
+
+    - name: Push Helm Chart
+      shell: bash
+      run: |
+        set -euo pipefail
+
+        # Set variables
+        CHART_PATH="${{ inputs.chart-path }}"
+        CHART_NAME="${inputs.chart-name:-$(basename "$CHART_PATH" .tgz)}"
+        TIMEOUT="${{ inputs.timeout }}"
+
+        echo "Pushing Helm chart: $CHART_NAME"
+
+        # Push chart with proper error handling
+        RESPONSE=$(curl --fail --show-error \
+          --silent \
+          --max-time "$TIMEOUT" \
+          --header "Authorization: Bearer ${{ inputs.registry-token }}" \
+          --header "Content-Type: application/gzip" \
+          --header "User-Agent: GitHub-Actions-Helm-Push/1.0" \
+          -X POST \
+          --upload-file "$CHART_PATH" \
+          "${{ inputs.gitea-base-url }}/api/packages/${{ inputs.repository-owner }}/helm/api/charts" \
+          2>&1) || {
+          echo "Failed to push Helm chart"
+          echo "Response: $RESPONSE"
+          exit 1
+        }
+
+        echo "Successfully pushed Helm chart: $CHART_NAME"

README.md

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 # actions
 
-Collection of Gitea friendly actions & workflows
+Collection of Gitea friendly actions & workflows.
+
+* [helm-chart-push](./.gitea/actions/helm-chart-push/README.md) Push a Helm Chart into the Gitea Helm Chart Registry