First commit.

.coveragerc

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+[run]
+source = daiv_sandbox
+branch = True
+omit =
+    */tests/*
+
+[report]
+skip_covered = True
+show_missing = True
+ignore_errors = True
+sort = Cover
+precision = 2
+exclude_lines =
+    # Have to re-enable the standard pragma
+    pragma: no cover
+
+    # Don't complain about missing debug-only code:
+    def __repr__
+    if self\.debug
+
+    # Don't complain if tests don't hit defensive assertion code:
+    raise AssertionError
+    raise NotImplementedError

.editorconfig

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+# EditorConfig is awesome: https://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+[*]
+indent_style = space
+indent_size = 4
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = false
+insert_final_newline = false

.github/dependabot.yml

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+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://docs.github.com/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file
+
+version: 2
+updates:
+  - package-ecosystem: "pip" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "daily"

.github/workflows/ci.yml

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+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  lint:
+    name: lint
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Install libomp-dev
+        run: sudo apt-get install -y libomp-dev
+
+      - uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v3
+        with:
+          enable-cache: true
+          cache-dependency-glob: "uv.lock"
+
+      - name: "Set up Python"
+        uses: actions/setup-python@v5
+        with:
+          python-version-file: ".python-version"
+
+      - name: Install the project
+        run: uv sync --locked
+
+      - name: Run linting
+        run: make lint
+
+  tests:
+    name: tests
+    runs-on: ubuntu-latest
+    needs: lint
+
+    steps:
+      - name: Install libomp-dev
+        run: sudo apt-get install -y libomp-dev
+
+      - uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v3
+        with:
+          enable-cache: true
+          cache-dependency-glob: "uv.lock"
+
+      - name: "Set up Python"
+        uses: actions/setup-python@v5
+        with:
+          python-version-file: ".python-version"
+
+      - name: Install the project
+        run: uv sync --locked
+
+      - name: Run Unittests
+        run: make test

.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/
+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
+*.py,cover
+.hypothesis/
+.pytest_cache/
+cover/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+.pybuilder/
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+#   For a library or package, you might want to ignore these files since the code is
+#   intended to run in multiple environments; otherwise, check them in:
+# .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
+
+# poetry
+#   Similar to Pipfile.lock, it is generally recommended to include poetry.lock in version control.
+#   This is especially recommended for binary packages to ensure reproducibility, and is more
+#   commonly ignored for libraries.
+#   https://python-poetry.org/docs/basic-usage/#commit-your-poetrylock-file-to-version-control
+#poetry.lock
+
+# pdm
+#   Similar to Pipfile.lock, it is generally recommended to include pdm.lock in version control.
+#pdm.lock
+#   pdm stores project-wide configurations in .pdm.toml, but it is recommended to not include it
+#   in version control.
+#   https://pdm.fming.dev/latest/usage/project/#working-with-version-control
+.pdm.toml
+.pdm-python
+.pdm-build/
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow and github.com/pdm-project/pdm
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# 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/
+
+# pytype static type analyzer
+.pytype/
+
+# Cython debug symbols
+cython_debug/
+
+# PyCharm
+#  JetBrains specific template is maintained in a separate JetBrains.gitignore that can
+#  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
+#  and can be added to the global gitignore or merged into this file.  For a more nuclear
+#  option (not recommended) you can uncomment the following to ignore the entire idea folder.
+#.idea/

.python-version

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+3.13

.vscode/extensions.json

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+{
+  "recommendations": [
+    "EditorConfig.EditorConfig",
+    "ms-python.python",
+    "ms-python.vscode-pylance",
+    "ms-python.mypy-type-checker",
+    "eamodio.gitlens",
+    "charliermarsh.ruff",
+    "tamasfe.even-better-toml"
+  ]
+}

.vscode/settings.json

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+{
+  "python.autoComplete.extraPaths": ["./src"],
+  "python.testing.pytestEnabled": false,
+  "python.testing.unittestEnabled": true,
+  "python.analysis.extraPaths": ["./src"],
+  "python.analysis.typeCheckingMode": "off",
+  "[python]": {
+    "editor.defaultFormatter": "charliermarsh.ruff",
+    "editor.formatOnSave": true,
+    "editor.codeActionsOnSave": {
+      "source.fixAll.ruff": "explicit"
+    }
+  }
+}

Dockerfile

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+FROM python:3.13-slim-bookworm
+
+ENV PYTHONUNBUFFERED=1
+
+WORKDIR /app/
+
+# Install uv
+# Ref: https://docs.astral.sh/uv/guides/integration/docker/#installing-uv
+COPY --from=ghcr.io/astral-sh/uv:0.4.15 /uv /bin/uv
+
+# Place executables in the environment at the front of the path
+# Ref: https://docs.astral.sh/uv/guides/integration/docker/#using-the-environment
+ENV PATH="/app/.venv/bin:$PATH"
+
+# Compile bytecode
+# Ref: https://docs.astral.sh/uv/guides/integration/docker/#compiling-bytecode
+ENV UV_COMPILE_BYTECODE=1
+
+# uv Cache
+# Ref: https://docs.astral.sh/uv/guides/integration/docker/#caching
+ENV UV_LINK_MODE=copy
+
+# Install dependencies
+# Ref: https://docs.astral.sh/uv/guides/integration/docker/#intermediate-layers
+RUN --mount=type=cache,target=/root/.cache/uv \
+    --mount=type=bind,source=uv.lock,target=uv.lock \
+    --mount=type=bind,source=pyproject.toml,target=pyproject.toml \
+    uv sync --frozen --no-install-project
+
+ENV PYTHONPATH=/app
+
+COPY ./pyproject.toml ./uv.lock /app/
+
+COPY ./src /app/src
+
+# Sync the project
+# Ref: https://docs.astral.sh/uv/guides/integration/docker/#intermediate-layers
+RUN --mount=type=cache,target=/root/.cache/uv \
+    uv sync
+
+CMD ["fastapi", "run", "--workers", "4", "src/main.py"]