Use Actions-based linter

.github/workflows/lint.yml

@@ -0,0 +1,73 @@
+name: Lint
+
+on:
+  pull_request:
+    branches: [main]
+
+permissions: read-all
+
+env:
+  APPLY_FIXES: all
+  APPLY_FIXES_EVENT: pull_request
+  APPLY_FIXES_MODE: commit
+
+concurrency:
+  group: ${{ github.ref }}-${{ github.workflow }}
+  cancel-in-progress: true
+
+jobs:
+  lint:
+    name: Lint
+    runs-on: ubuntu-22.04
+    permissions:
+      contents: read
+      checks: write
+      pull-requests: write
+
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          fetch-depth: 0
+
+      - name: Lint
+        id: ml
+        uses: oxsecurity/megalinter@c1612a7969ca083ca64ea4d55fe174ec7ea54740
+        env:
+          VALIDATE_ALL_CODEBASE: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Upload report
+        if: ${{ success() }} || ${{ failure() }}
+        uses: actions/upload-artifact@0b7f8abb1508181956e8e162db84b466c27e18ce
+        with:
+          name: Lint Report
+          path: |
+            megalinter-reports
+            mega-linter.log
+
+      - 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@2b011faafdcbc9ceb11414d64d0573f37c774b04
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          commit-message: "Apply lint fixes"
+          title: "Apply lint fixes"
+          labels: bot
+      - name: Output pull request
+        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 "PR: ${{ steps.cpr.outputs.pull-request-number }}"
+          echo "PR URL: ${{ steps.cpr.outputs.pull-request-url }}"
+
+      - 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 lint 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@3ea6ae190baf489ba007f7c92608f33ce20ef04a
+        with:
+          branch: ${{ github.event.pull_request.head.ref || github.head_ref || github.ref }}
+          commit_message: "Apply lint fixes"

.gitignore

@@ -22,3 +22,6 @@ Thumbs.db
 # Node
 node_modules
 npm-debug.log
+
+# Lint
+megalinter-reports/

.jscpd.json

@@ -0,0 +1,15 @@
+{
+  "threshold": 0,
+  "reporters": ["html", "markdown"],
+  "ignore": [
+    "**/node_modules/**",
+    "**/.git/**",
+    "**/.rbenv/**",
+    "**/.venv/**",
+    "**/*cache*/**",
+    "**/.github/**",
+    "**/.idea/**",
+    "**/report/**",
+    "**/*.svg"
+  ]
+}

.mega-linter.yml

@@ -0,0 +1,6 @@
+APPLY_FIXES: all
+DEFAULT_BRANCH: main
+SHOW_ELAPSED_TIME: false
+FILEIO_REPORTER: false
+DISABLE_LINTERS:
+  - SPELL_CSPELL