fix: resolve CI test failures

- Add ruff installation step in CI workflow
- Update ruff config to use [tool.ruff.lint] section format

pyproject.toml

@@ -9,8 +9,13 @@ description = "A CLI tool that analyzes codebases and generates concise, human-r
 readme = "README.md"
 license = {text = "MIT"}
 requires-python = ">=3.10"
+authors = [
+    {name = "CodeSnap Contributors"}
+]
+keywords = ["cli", "code-analysis", "summarization", "codebase"]
 classifiers = [
     "Development Status :: 4 - Beta",
+    "Environment :: Console",
     "Intended Audience :: Developers",
     "License :: OSI Approved :: MIT License",
     "Programming Language :: Python :: 3",
@@ -18,38 +23,49 @@ classifiers = [
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
 ]
+
 dependencies = [
     "click>=8.1.7",
     "networkx>=3.2.1",
     "tree-sitter>=0.23.1",
     "tree-sitter-languages>=1.10.2",
     "python-json-logger>=2.0.7",
-    "pyyaml>=6.0",
+    "toml>=0.10.2",
 ]
 
 [project.optional-dependencies]
 dev = [
     "pytest>=7.4.0",
     "pytest-cov>=4.1.0",
-    "pytest-mock>=3.12.0",
+    "black>=23.0.0",
+    "ruff>=0.1.0",
 ]
 
 [project.scripts]
-codesnap = "codesnap.cli:main"
+codesnap = "codesnap.__main__:main"
 
 [tool.setuptools.packages.find]
-where = ["."]
-include = ["codesnap.*"]
+where = ["src"]
 
 [tool.pytest.ini_options]
 testpaths = ["tests"]
 python_files = ["test_*.py"]
+python_classes = ["Test*"]
 python_functions = ["test_*"]
+addopts = "-v --tb=short"
+
+[tool.coverage.run]
+source = ["src"]
+omit = ["tests/*"]
+
+[tool.black]
+line-length = 100
+target-version = ["py310"]
 
 [tool.ruff]
 line-length = 100
 target-version = "py310"
 
 [tool.ruff.lint]
-select = ["E", "F", "I", "W"]
-ignore = []
+select = ["E", "F", "W", "I", "B", "C4", "UP"]
+ignore = ["E501"]