Refactor code structure for improved readability and maintainability

pyproject.toml

@@ -16,29 +16,29 @@ classifiers = [
     "Programming Language :: Python :: 3",
 ]
 dependencies = [
-    "deepagents>=0.5.3",
-    "langchain>=1.2.12",
-    "langchain-anthropic>=1.4.0",
-    "langchain-openai>=1.1",
-    "langchain-nvidia-ai-endpoints>=0.3",
-    "langchain-google-genai>=4.2.1",
-    "langchain-ollama>=1.0",
+    "deepagents>=0.5.5",
+    "langchain>=1.2",
+    "langchain-anthropic>=1.4",
+    "langchain-openai>=1.2",
+    "langchain-nvidia-ai-endpoints>=1.2",
+    "langchain-google-genai>=4.2",
+    "langchain-ollama>=1.1",
     "langchain-openrouter>=0.2.1",
     "tavily-python>=0.7",
     "pyyaml>=6.0",
-    "rich>=14.0",
+    "rich>=15.0",
     "prompt-toolkit>=3.0",
-    "questionary>=2.0.1",
-    "typer>=0.12",
+    "questionary>=2.1",
+    "typer>=0.24",
     "python-dotenv>=1.0",
     "langgraph-cli[inmem]>=0.4",
-    "langgraph-checkpoint-sqlite>=3.0.0",
-    "httpx>=0.27",
+    "langgraph-checkpoint-sqlite>=3.0",
+    "httpx>=0.28",
     "lazy-loader>=0.5",
-    "markdownify>=0.14",
+    "markdownify>=1.2",
     "nest-asyncio>=1.6",
-    "langchain-mcp-adapters>=0.1",
-    "textual>=0.80",
+    "langchain-mcp-adapters>=0.2",
+    "textual>=8.0",
 ]
 
 [dependency-groups]