chore: Use pre-commit framework (#604)

* Add pre-commit, prettier configs and editorconfig

* Remove `check-toml` hook

* Add isort config

* Add codespell config

* Update hooks

* Remove prettierignore

* Add shellcheck config

* Add lint workflow

* Add pre-commit autoupdate workflow

* Remove path constraints from lint workflow

* Fix CI

* Add guide to CONTRIBUTING.md

* Fix (probably) shfmt

* Fix (probably) shfmt

* Fix (probably) shfmt

.github/workflows/pre-commit-autoupdate.yml

@@ -0,0 +1,26 @@
+name: Autoupdate pre-commit hooks
+
+on:
+  schedule:
+    # Every day at 7 am
+    - cron: 0 7 * * *
+
+jobs:
+  pre-commit-autoupdate:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Update pre-commit hooks
+        uses: vrslev/pre-commit-autoupdate@v1.0.0
+
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v3
+        with:
+          branch: pre-commit-autoupdate
+          title: "chore(deps): Update pre-commit hooks"
+          commit-message: "chore(deps): Update pre-commit hooks"
+          body: Update pre-commit hooks
+          labels: dependencies,development
+          delete-branch: True