audit: clean Docker architecture, consolidate test fixtures, add containerized test runner (#94)

pyproject.toml

@@ -54,6 +54,7 @@ pytest-asyncio = { version = ">=0.24.0", optional = true }
 pytest-cov = { version = ">=5.0.0", optional = true }
 pytest-timeout = { version = ">=2.3.0", optional = true }
 selenium = { version = ">=4.20.0", optional = true }
+pytest-randomly = { version = ">=3.16.0", optional = true }
 
 [tool.poetry.extras]
 swarm = ["redis"]
@@ -61,7 +62,7 @@ telegram = ["python-telegram-bot"]
 discord = ["discord.py"]
 bigbrain = ["airllm"]
 voice = ["pyttsx3"]
-dev = ["pytest", "pytest-asyncio", "pytest-cov", "pytest-timeout", "selenium"]
+dev = ["pytest", "pytest-asyncio", "pytest-cov", "pytest-timeout", "pytest-randomly", "selenium"]
 
 [tool.poetry.group.dev.dependencies]
 pytest = ">=8.0.0"
@@ -69,6 +70,7 @@ pytest-asyncio = ">=0.24.0"
 pytest-cov = ">=5.0.0"
 pytest-timeout = ">=2.3.0"
 selenium = ">=4.20.0"
+pytest-randomly = "^4.0.1"
 
 [tool.poetry.scripts]
 timmy = "timmy.cli:main"
@@ -85,9 +87,15 @@ addopts = "-v --tb=short --timeout=30"
 markers = [
     "unit: Unit tests (fast, no I/O)",
     "integration: Integration tests (may use SQLite)",
+    "functional: Functional tests (real HTTP requests, no mocking)",
+    "e2e: End-to-end tests (full system, may be slow)",
     "dashboard: Dashboard route tests",
     "swarm: Swarm coordinator tests",
     "slow: Tests that take >1 second",
+    "selenium: Requires Selenium and Chrome (browser automation)",
+    "docker: Requires Docker and docker-compose",
+    "ollama: Requires Ollama service running",
+    "skip_ci: Skip in CI environment (local development only)",
 ]
 
 [tool.coverage.run]