docs: Clarify the correct location for the .env file

README.md

@@ -159,13 +159,18 @@ RGB+NIR sensors to monitor chlorophyll content and adjusts light intensity
 
 ## 🚨 Required Setup: API Keys
 
-For full functionality, especially for the live prior art search, you must create a `.env` file in the root of this project and add your API keys.
-
-1.  Create a file named `.env`.
-2.  Copy the content from `.env.example` into it.
+For full functionality, you must add your API keys to the Hugging Face Space secrets. However, for local development, you must create a `.env` file **inside the `Patent_Architect_AI` directory**.
+
+1.  Create a file named `.env` inside the `Patent_Architect_AI` folder.
+2.  Add your keys like so:
+    ```
+    SERPER_API_KEY="YOUR_SERPER_API_KEY_HERE"
+    GEMINI_API_KEY="YOUR_GEMINI_API_KEY_HERE"
+    SEGMIND_API_KEY="YOUR_SEGMIND_API_KEY_HERE"
+    ```
 3.  Replace the placeholder text with your actual API keys.
 
-This is essential for the `PriorArtDetective` and `Conceptual Artist` agents to work correctly.
+This is essential for the agents to work correctly.
 
 ## 📞 Support & Documentation