feat: update video syntax in README and add environment reloader to server.py

Author: Edge-Explorer

README.md

@@ -3,9 +3,7 @@
 > An AI-powered, project-aware coding assistant MCP server built with Gemini 2.0 Flash and UV.  
 > Plug it into Antigravity or Claude Desktop and get a full AI engineering team: debugging, reviewing, testing, deploying, and securing your code — all autonomously.
 
-<p align="center">
-  <video src="DevGuardian.mp4" width="850" autoplay loop muted controls></video>
-</p>
+![DevGuardian Demonstration](DevGuardian.mp4)
 
 ---
 

devguardian/server.py

@@ -454,6 +454,8 @@ async def list_tools() -> list[types.Tool]:
 # ---------------------------------------------------------------------------
 @app.call_tool()
 async def call_tool(name: str, arguments: dict) -> list[types.TextContent]:
+    # 🕵️ Reload environment variables on every call to support hot-updating .env files
+    load_dotenv(override=True)
     logger.info(f"Tool called: {name}")
 
     def text(result) -> list[types.TextContent]: