GitHub Action: Jinja2 Lint

Lint jinja2 template files using j2lint

Environment variables

Environment variable	Default	Description
J2LINT_FILES_REGEX	'^.*\.(j2|jinja2|jinja)$'	Regular expression for files to be checked
J2LINT_IGNORE_RULES	""	Space-separated list of j2lint rules to ignore
J2LINT_WARNING_RULES	""	Space-separated list of j2lint rules be shown as warnings
VALIDATE_ALL_CODEBASE	"false"	Whether to check all jinja2 files in the repository or just new/changed files (in reference to DEFAULT_BRANCH). Make sure to set fetch-depth: 0 with actions/checkout
DEFAULT_BRANCH	"main"	The default branch of the repository

Sample usage

---
name: Lint checks

on:
  push:
    branches-ignore:
      - main
  pull_request:
    branches:
      - main

jobs:
  jinja2-lint:
    name: Jinja2 Lint
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repo
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - name: Lint jinja2 files
        uses: wandansible/action-j2lint@v1