ci: Add pre-commit workflow (#92)

* ci: Add pre-commit workflow

* chore: Remove unused env vars from workflow

Author: Techassi

.github/workflows/pr_pre-commit.yml

@@ -0,0 +1,19 @@
+---
+name: pre-commit
+
+on:
+  pull_request:
+
+jobs:
+  pre-commit:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-python@82c7e631bb3cdc910f68e0081d67478d79c6982d # v5.1.0
+        with:
+          python-version: '3.12'
+      - uses: pre-commit/action@2c7b3805fd2a0fd8c1884dcaebf91fc102a13ecd # v3.0.1
+        with:
+          extra_args: "--from-ref ${{ github.event.pull_request.base.sha }} --to-ref ${{ github.event.pull_request.head.sha }}"

.markdownlint.yaml

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+---
+# All defaults or options can be checked here:
+# https://github.com/DavidAnson/markdownlint/blob/main/schema/.markdownlint.yaml
+
+# Default state for all rules
+default: true
+
+# MD013/line-length - Line length
+MD013:
+  # Number of characters
+  line_length: 9999
+  # Number of characters for headings
+  heading_line_length: 9999
+  # Number of characters for code blocks
+  code_block_line_length: 9999
+
+# MD024/no-duplicate-heading/no-duplicate-header - Multiple headings with the same content
+MD024:
+  # Only check sibling headings
+  siblings_only: true

.pre-commit-config.yaml

@@ -0,0 +1,34 @@
+---
+default_language_version:
+  node: system
+
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: 2c9f875913ee60ca25ce70243dc24d5b6415598c # 4.6.0
+    hooks:
+      - id: trailing-whitespace
+      - id: end-of-file-fixer
+      - id: detect-aws-credentials
+        args: ["--allow-missing-credentials"]
+      - id: detect-private-key
+
+  - repo: https://github.com/adrienverge/yamllint
+    rev: 81e9f98ffd059efe8aa9c1b1a42e5cce61b640c6 # 1.35.1
+    hooks:
+      - id: yamllint
+
+  - repo: https://github.com/igorshubovych/markdownlint-cli
+    rev: f295829140d25717bc79368d3f966fc1f67a824f # 0.41.0
+    hooks:
+      - id: markdownlint
+
+  - repo: https://github.com/koalaman/shellcheck-precommit
+    rev: 2491238703a5d3415bb2b7ff11388bf775372f29 # 0.10.0
+    hooks:
+      - id: shellcheck
+        args: ["--severity=info"]
+
+  - repo: https://github.com/rhysd/actionlint
+    rev: 62dc61a45fc95efe8c800af7a557ab0b9165d63b # 1.7.1
+    hooks:
+      - id: actionlint

.yamllint.yaml

@@ -0,0 +1,9 @@
+---
+extends: default
+
+rules:
+  line-length: disable
+  truthy:
+    check-keys: false
+  comments:
+    min-spaces-from-content: 1  # Needed due to https://github.com/adrienverge/yamllint/issues/443