chore: clean up dependencies and fix Ollama auth

- Remove unused packages: praw, feedparser, eodhd, akshare, tushare, finnhub
- Fix Ollama requiring API key

pyproject.toml

@@ -5,13 +5,8 @@ description = "Add your description here"
 readme = "README.md"
 requires-python = ">=3.10"
 dependencies = [
-    "akshare>=1.16.98",
     "backtrader>=1.9.78.123",
     "chainlit>=2.5.5",
-    "eodhd>=1.0.32",
-    "feedparser>=6.0.11",
-    "finnhub-python>=2.4.23",
-    "grip>=4.6.2",
     "langchain-anthropic>=0.3.15",
     "langchain-experimental>=0.3.4",
     "langchain-google-genai>=2.1.5",
@@ -19,7 +14,6 @@ dependencies = [
     "langgraph>=0.4.8",
     "pandas>=2.3.0",
     "parsel>=1.10.0",
-    "praw>=7.8.1",
     "pytz>=2025.2",
     "questionary>=2.1.0",
     "rank-bm25>=0.2.2",
@@ -29,7 +23,6 @@ dependencies = [
     "setuptools>=80.9.0",
     "stockstats>=0.6.5",
     "tqdm>=4.67.1",
-    "tushare>=1.4.21",
     "typing-extensions>=4.14.0",
     "yfinance>=0.2.63",
 ]