chore: drop dependencies nothing imports

- backtrader, redis, and setuptools at runtime

pyproject.toml

@@ -10,7 +10,6 @@ readme = "README.md"
 requires-python = ">=3.10"
 dependencies = [
     "langchain-core>=0.3.81",
-    "backtrader>=1.9.78.123",
     "langchain-anthropic>=0.3.15",
     "langchain-experimental>=0.3.4",
     "langchain-google-genai>=4.0.0",
@@ -22,11 +21,9 @@ dependencies = [
     "python-dotenv>=1.0.0",
     "pytz>=2025.2",
     "questionary>=2.1.0",
-    "redis>=6.2.0",
     "requests>=2.32.4",
     "rich>=14.0.0",
     "typer>=0.21.0",
-    "setuptools>=80.9.0",
     "stockstats>=0.6.5",
     "tqdm>=4.67.1",
     "typing-extensions>=4.14.0",