ci: add mega-linter workflow

Also removes containerscan from the `publish-image` workflow because
it's obsolete now and was broken anyways.

.github/workflows/ci.yml

@@ -40,10 +40,3 @@ jobs:
 
       - name: Run go vet
         run: make vet
-
-      - name: Run golangci-lint
-        uses: golangci/[email protected]
-        with:
-          version: latest
-          skip-pkg-cache: true
-          skip-build-cache: true

.github/workflows/mega-linter.yml

@@ -0,0 +1,89 @@
+---
+# MegaLinter GitHub Action configuration file
+# More info at https://megalinter.io
+name: MegaLinter
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+env: # Comment env block if you don't want to apply fixes
+  # Apply linter fixes configuration
+  APPLY_FIXES: all # When active, APPLY_FIXES must also be defined as environment variable (in github/workflows/mega-linter.yml or other CI tool)
+  APPLY_FIXES_EVENT: pull_request # Decide which event triggers application of fixes in a commit or a PR (pull_request, push, all)
+  APPLY_FIXES_MODE: commit # If APPLY_FIXES is used, defines if the fixes are directly committed (commit) or posted in a PR (pull_request)
+
+concurrency:
+  group: ${{ github.ref }}-${{ github.workflow }}
+  cancel-in-progress: true
+
+jobs:
+  megalinter:
+    name: MegaLinter
+    runs-on: ubuntu-latest
+    permissions:
+      # Give the default GITHUB_TOKEN write permission to commit and push, comment issues & post new PR
+      # Remove the ones you do not need
+      contents: write
+      issues: write
+      pull-requests: write
+    steps:
+      # Git Checkout
+      - name: Checkout Code
+        uses: actions/checkout@v3
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          fetch-depth: 0 # If you use VALIDATE_ALL_CODEBASE = true, you can remove this line to improve performances
+
+      # MegaLinter
+      - name: MegaLinter
+        id: ml
+        uses: oxsecurity/megalinter/flavors/go@v7
+        env:
+          # All available variables are described in documentation
+          # https://megalinter.io/configuration/
+          VALIDATE_ALL_CODEBASE: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }} # Validates all source when push on main, else just the git diff with main. Override with true if you always want to lint all sources
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          # ADD YOUR CUSTOM ENV VARIABLES HERE OR DEFINE THEM IN A FILE .mega-linter.yml AT THE ROOT OF YOUR REPOSITORY
+          # DISABLE: COPYPASTE,SPELL # Uncomment to disable copy-paste and spell checks
+
+      # Upload MegaLinter artifacts
+      - name: Archive production artifacts
+        if: success() || failure()
+        uses: actions/upload-artifact@v4
+        with:
+          name: MegaLinter reports
+          path: |
+            megalinter-reports
+            mega-linter.log
+
+      # Create pull request if applicable (for now works only on PR from same repository, not from forks)
+      - name: Create Pull Request with applied fixes
+        id: cpr
+        if: steps.ml.outputs.has_updated_sources == 1 && (env.APPLY_FIXES_EVENT == 'all' || env.APPLY_FIXES_EVENT == github.event_name) && env.APPLY_FIXES_MODE == 'pull_request' && (github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository) && !contains(github.event.head_commit.message, 'skip fix')
+        uses: peter-evans/create-pull-request@v6
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          commit-message: "chore(megalinter): apply linters automatic fixes"
+          title: "chore(megalinter): apply linters automatic fixes"
+          labels: bot
+      - name: Create PR output
+        if: steps.ml.outputs.has_updated_sources == 1 && (env.APPLY_FIXES_EVENT == 'all' || env.APPLY_FIXES_EVENT == github.event_name) && env.APPLY_FIXES_MODE == 'pull_request' && (github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository) && !contains(github.event.head_commit.message, 'skip fix')
+        run: |
+          echo "Pull Request Number - ${{ steps.cpr.outputs.pull-request-number }}"
+          echo "Pull Request URL - ${{ steps.cpr.outputs.pull-request-url }}"
+
+      # Push new commit if applicable (for now works only on PR from same repository, not from forks)
+      - name: Prepare commit
+        if: steps.ml.outputs.has_updated_sources == 1 && (env.APPLY_FIXES_EVENT == 'all' || env.APPLY_FIXES_EVENT == github.event_name) && env.APPLY_FIXES_MODE == 'commit' && github.ref != 'refs/heads/main' && (github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository) && !contains(github.event.head_commit.message, 'skip fix')
+        run: sudo chown -Rc $UID .git/
+      - name: Commit and push applied linter fixes
+        if: steps.ml.outputs.has_updated_sources == 1 && (env.APPLY_FIXES_EVENT == 'all' || env.APPLY_FIXES_EVENT == github.event_name) && env.APPLY_FIXES_MODE == 'commit' && github.ref != 'refs/heads/main' && (github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository) && !contains(github.event.head_commit.message, 'skip fix')
+        uses: stefanzweifel/git-auto-commit-action@v4
+        with:
+          branch: ${{ github.event.pull_request.head.ref || github.head_ref || github.ref }}
+          commit_message: "chore(megalinter): apply linters fixes"
+          commit_user_name: ${{ github.actor }}
+          commit_user_email: ${{ github.actor }}@users.noreply.github.com

.github/workflows/publish-image.yml

@@ -1,6 +1,6 @@
 ---
 name: publish-image
-on:   
+on:
   push:
     # Publish `main` as Docker `latest` image.
     branches:
@@ -34,25 +34,25 @@ jobs:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
-          
+
       - name: Format Tag
         id: formatTag
         run: |
-          IMAGE_ID=ghcr.io/${{ github.repository_owner }}/$IMAGE_NAME
+          IMAGE_ID="ghcr.io/${{ github.repository_owner }}/$IMAGE_NAME"
 
           # Change all uppercase to lowercase
-          IMAGE_ID=$(echo $IMAGE_ID | tr '[A-Z]' '[a-z]')
+          IMAGE_ID=$(echo "$IMAGE_ID" | tr '[A-Z]' '[a-z]')
 
           # Strip git ref prefix from version
           VERSION=$(echo "${{ github.ref }}" | sed -e 's,.*/\(.*\),\1,')
 
-          # Use Docker `latest` tag convention for `main` branch 
+          # Use Docker `latest` tag convention for `main` branch
           if [ "$VERSION" == "main" ]; then
             VERSION=latest
           fi
 
-          echo IMAGE_ID=$IMAGE_ID
-          echo VERSION=$VERSION
+          echo IMAGE_ID="$IMAGE_ID"
+          echo VERSION="$VERSION"
 
           echo "TAG=$IMAGE_ID:$VERSION" >> "$GITHUB_OUTPUT"
 
@@ -63,8 +63,3 @@ jobs:
           platforms: linux/amd64,linux/arm64
           push: true
           tags: ${{ steps.formatTag.outputs.TAG }}
-
-      - name: Scan image
-        uses: azure/container-scan@v0
-        with:
-          image-name: ${{ env.IMAGE_NAME }}

.mega-linter.yml

@@ -0,0 +1,4 @@
+DISABLE:
+  - COPYPASTE
+  - HTML
+  - SPELL