ci: add coverage tracking and badges

.github/workflows/ci.yml

@@ -16,6 +16,10 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
       - run: pip install -e .[dev]
-      - run: pytest
+      - run: pytest --cov=savdoh --cov-report=xml
+      - uses: codecov/codecov-action@v4
+        if: matrix.python-version == '3.12'
+        with:
+          files: ./coverage.xml
       - run: python -m build
       - run: python -m twine check dist/*

.gitignore

@@ -5,3 +5,5 @@ dist/
 build/
 *.egg-info/
 .claude/
+.coverage
+coverage.xml

README.md

@@ -1,5 +1,12 @@
 # savdoh
 
+[![CI](https://github.com/ImSavsis/savdoh/actions/workflows/ci.yml/badge.svg)](https://github.com/ImSavsis/savdoh/actions/workflows/ci.yml)
+[![Coverage](https://codecov.io/gh/ImSavsis/savdoh/branch/master/graph/badge.svg)](https://codecov.io/gh/ImSavsis/savdoh)
+[![pypi](https://img.shields.io/pypi/v/savdoh.svg)](https://pypi.org/project/savdoh/)
+[![downloads](https://img.shields.io/pypi/dm/savdoh.svg)](https://pypi.org/project/savdoh/)
+[![versions](https://img.shields.io/pypi/pyversions/savdoh.svg)](https://pypi.org/project/savdoh/)
+[![license](https://img.shields.io/github/license/ImSavsis/savdoh.svg)](https://github.com/ImSavsis/savdoh/blob/master/LICENSE)
+
 DNS-over-HTTPS резолвер для питона. ноль зависимостей — весь HTTPS через стандартный `http.client`+`ssl`. провайдер/DPI видит только твой HTTPS к cloudflare, а не голые DNS-запросы.
 
 ```mermaid

pyproject.toml

@@ -27,7 +27,7 @@ Homepage = "https://github.com/ImSavsis/savdoh"
 Issues = "https://github.com/ImSavsis/savdoh/issues"
 
 [project.optional-dependencies]
-dev = ["pytest", "build", "twine"]
+dev = ["pytest", "pytest-cov", "build", "twine"]
 
 [tool.hatch.build.targets.wheel]
 packages = ["src/savdoh"]