feat: add initial content

.editorconfig

@@ -0,0 +1,12 @@
+root = true
+
+[*]
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+charset = utf-8
+indent_style = space
+indent_size = 2
+
+[*.py]
+indent_size = 4

.github/.dependabot.yml

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+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"
+
+  - package-ecosystem: "pip"
+    directory: "/"
+    schedule:
+      interval: "daily"

.github/workflows/release.yml

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+on:
+  release:
+    types:
+      - published
+
+name: release
+
+jobs:
+  build:
+    name: Build project for distribution
+    runs-on: ubuntu-latest
+    environment: release
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Update PATH
+        run: echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Bootstrap Poetry
+        run: curl -sSL https://install.python-poetry.org | python - -y
+
+      - name: Build project for distribution
+        run: poetry build
+
+      - name: Upload artifact containing distribution files
+        uses: actions/upload-artifact@v3
+        with:
+          name: dist
+          path: dist/
+          if-no-files-found: error
+
+  pypi:
+    name: Publish package distributions to PyPI
+    runs-on: ubuntu-latest
+    environment: release
+
+    permissions:
+      id-token: write
+
+    steps:
+      - name: Download artifact containing distribution files
+        uses: actions/download-artifact@v3
+        with:
+          name: dist
+          path: dist/
+
+      - name: Publish package distributions to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          packages-dir: dist/

.github/workflows/tests.yml

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+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+name: tests
+
+jobs:
+  tests:
+    name: ${{ matrix.os }} / ${{ matrix.python-version }}
+    runs-on: ${{ matrix.image }}
+    strategy:
+      matrix:
+        os: [Ubuntu, macOS, Windows]
+        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
+        include:
+          - os: Ubuntu
+            image: ubuntu-latest
+          - os: Windows
+            image: windows-latest
+          - os: macOS
+            image: macos-latest
+      fail-fast: false
+    defaults:
+      run:
+        shell: bash
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Update PATH for Linux/macOS
+        if: ${{ matrix.os != 'Windows' }}
+        run: echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+      - name: Update PATH for Windows
+        if: ${{ matrix.os == 'Windows' }}
+        run: echo "$APPDATA\Python\Scripts" >> $GITHUB_PATH
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Get full Python version
+        id: full-python-version
+        run: echo version=$(python -c "import sys; print('-'.join(str(v) for v in sys.version_info))") >> $GITHUB_OUTPUT
+
+      - name: Bootstrap Poetry
+        run: curl -sSL https://install.python-poetry.org | python - -y
+
+      - name: Configure Poetry
+        run: poetry config virtualenvs.in-project true
+
+      - name: Set up cache
+        uses: actions/cache@v3
+        id: cache
+        with:
+          path: .venv
+          key: venv-${{ runner.os }}-${{ steps.full-python-version.outputs.version }}-${{ hashFiles('**/poetry.lock') }}
+
+      - name: Install dependencies
+        run: poetry install
+
+      - name: Run pre-commit hooks
+        run: poetry run pre-commit run --all-files --show-diff-on-failure
+
+      - name: Run pytest
+        run: poetry run pytest

.gitignore

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+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+pip-wheel-metadata/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+.hypothesis/
+.pytest_cache/
+.pytest-junit-report.xml
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+.python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don’t work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# celery beat schedule file
+celerybeat-schedule
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+.idea/
+.vscode/*
+!.vscode/extensions.json
+!.vscode/settings.json

.pre-commit-config.yaml

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+repos:
+  - repo: local
+    hooks:
+      - id: black
+        name: black
+        entry: black
+        language: system
+        require_serial: true
+        types: [python]
+
+      - id: isort
+        name: isort
+        entry: isort
+        args: [--filter-files]
+        language: system
+        require_serial: true
+        types: [python]
+
+      - id: ruff
+        name: ruff
+        entry: ruff check
+        args: [--force-exclude]
+        language: system
+        require_serial: true
+        types_or: [python, pyi]
+        minimum_pre_commit_version: "2.9.2"
+
+      - id: mypy
+        name: mypy
+        entry: mypy
+        language: system
+        require_serial: true
+        types: [python]
+
+      - id: poetry-check
+        name: poetry-check
+        entry: poetry check
+        language: system
+        pass_filenames: false
+        files: ^pyproject.toml$
+
+      - id: poetry-check-lock
+        name: poetry-check-lock
+        entry: poetry lock --check
+        language: system
+        pass_filenames: false
+        files: ^pyproject.toml|poetry.lock$
+
+      - id: trailing-whitespace
+        name: trim trailing whitespace
+        entry: trailing-whitespace-fixer
+        language: system
+        types: [text]
+        stages: [commit, push, manual]
+
+      - id: end-of-file-fixer
+        name: fix end of files
+        entry: end-of-file-fixer
+        language: system
+        types: [text]
+        stages: [commit, push, manual]
+
+      - id: check-merge-conflict
+        name: check for merge conflicts
+        entry: check-merge-conflict
+        args: [--assume-in-merge]
+        language: system
+        types: [text]

.vscode/extensions.json

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+{
+  "recommendations": [
+    "editorconfig.editorconfig",
+    "charliermarsh.ruff",
+    "ms-python.black-formatter",
+    "ms-python.python"
+  ]
+}

.vscode/settings.json

@@ -0,0 +1,14 @@
+{
+  "editor.formatOnSave": true,
+  "python.formatting.provider": "none",
+  "python.linting.flake8Enabled": false,
+  "python.linting.mypyEnabled": true,
+  "python.linting.pydocstyleEnabled": false,
+  "python.linting.pylintEnabled": false,
+  "python.testing.pytestEnabled": true,
+  "[python]": {
+    "editor.formatOnSave": true,
+    "editor.formatOnSaveMode": "file",
+    "editor.defaultFormatter": "ms-python.black-formatter"
+  }
+}

CHANGELOG.md

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+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog][keepachangelog], and this project adheres to [Semantic Versioning]().
+
+## [Unreleased]
+
+### Added
+
+- A [Jinja2 extension][jinja-extensions] providing a [Jinja2 filter][jinja-filter] for validating data against a JSON/YAML schema within [Jinja2][jinja] templates.
+
+[jinja]: https://jinja.palletsprojects.com
+[jinja-extensions]: https://jinja.palletsprojects.com/en/latest/extensions
+[jinja-filter]: https://jinja.palletsprojects.com/en/latest/templates/#filters
+[keepachangelog]: https://keepachangelog.com/en/1.0.0
+[semver]: https://semver.org/spec/v2.0.0.html