Deployment (#4)

* Remove Docker and environment files, add cleanup script

Deleted Dockerfiles, docker-compose, environment YAMLs, requirements files, and test configs to streamline deployment and remove development artifacts. Added 'cleanup-for-deployment.sh' script to automate repository cleanup before deployment.

* Improve DB path handling and remove deprecated config

* Update frontend config with live backend URL

* Added Dev Container Folder

* Add requirements.txt and python version for Streamlit Cloud

* Remove requirements-streamlit.txt and update requirements.txt

* Handle optional langchain-google-genai dependency

* Update render.yaml

* Improve DB path fallback logic

* Update app.py

* Add cache debugging and force refresh for Streamlit Cloud

* Fix cache functions to use backend API for Streamlit Cloud

Author: Spkap

.devcontainer/devcontainer.json

@@ -0,0 +1,33 @@
+{
+  "name": "Python 3",
+  // Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+  "image": "mcr.microsoft.com/devcontainers/python:1-3.11-bullseye",
+  "customizations": {
+    "codespaces": {
+      "openFiles": [
+        "README.md",
+        "app.py"
+      ]
+    },
+    "vscode": {
+      "settings": {},
+      "extensions": [
+        "ms-python.python",
+        "ms-python.vscode-pylance"
+      ]
+    }
+  },
+  "updateContentCommand": "[ -f packages.txt ] && sudo apt update && sudo apt upgrade -y && sudo xargs apt install -y <packages.txt; [ -f requirements.txt ] && pip3 install --user -r requirements.txt; pip3 install --user streamlit; echo '✅ Packages installed and Requirements met'",
+  "postAttachCommand": {
+    "server": "streamlit run app.py --server.enableCORS false --server.enableXsrfProtection false"
+  },
+  "portsAttributes": {
+    "8501": {
+      "label": "Application",
+      "onAutoForward": "openPreview"
+    }
+  },
+  "forwardPorts": [
+    8501
+  ]
+}

.python-version

@@ -0,0 +1 @@
+3.10

.streamlit/secrets.toml

@@ -1,8 +1,7 @@
 # Streamlit Cloud secrets configuration
-# Add your actual Render backend URL after deployment
+# Updated with actual Render backend URL
 
 [secrets]
-BACKEND_URL = "https://your-app-name.onrender.com"
+BACKEND_URL = "https://stocksense-ai-f3lt.onrender.com"
 
-# Note: Replace "your-app-name" with your actual Render service name
-# Example: https://stocksense-backend.onrender.com
+# Your backend is now live at this URL!