refactor(deploy)!: Convert to Docker deployment for full environment control

Dockerfile

@@ -0,0 +1,31 @@
+# Use the official Python 3.10 image as our base
+FROM python:3.10-slim
+
+# Set the working directory inside the container
+WORKDIR /code
+
+# Install system-level dependencies required by our app and Git LFS
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    git \
+    git-lfs \
+    && git lfs install \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy the requirements file first to leverage Docker cache
+COPY requirements.txt requirements.txt
+
+# Install Python dependencies
+RUN pip install --no-cache-dir --upgrade pip
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy the rest of the application code into the container
+COPY . .
+
+# Make our startup script executable
+RUN chmod +x ./setup.sh
+
+# Expose the port the Streamlit app will run on
+EXPOSE 7860
+
+# The command that will be run when the container starts
+CMD ["bash", "./setup.sh"]

README.md

@@ -3,9 +3,8 @@ title: AuraCart AI Assistant
 emoji: 🛒
 colorFrom: blue
 colorTo: green
-sdk: streamlit
-app_file: launcher.py
-python_version: "3.10"
+sdk: docker
+python_version: 3.10
 pinned: false
 ---
 

launcher.py

@@ -1,58 +0,0 @@
-# Full, Final, and Corrected Code for: launcher.py
-
-import streamlit as st
-import subprocess
-import time
-import os
-
-# --- Use Streamlit's session state to ensure this runs only ONCE ---
-if 'backend_process' not in st.session_state:
-    print("--- LAUNCHER: First run. Starting backend server... ---")
-    
-    # We construct the command to run uvicorn
-    backend_command = [
-        "uvicorn",
-        "v2_multilingual_api.backend.main:app",
-        "--host", "0.0.0.0",
-        "--port", "8000"
-    ]
-    
-    # Open log files for the backend's output and errors
-    backend_log = open("backend.log", "w")
-    
-    # Start the backend process and store it in the session state
-    st.session_state.backend_process = subprocess.Popen(
-        backend_command, stdout=backend_log, stderr=backend_log
-    )
-
-    print(f"--- LAUNCHER: Backend process started with PID: {st.session_state.backend_process.pid} ---")
-    print("--- LAUNCHER: Waiting 20 seconds for backend to initialize models... ---")
-    time.sleep(20)
-
-    # --- Health Check for the Backend ---
-    # Check if the process crashed during startup
-    if st.session_state.backend_process.poll() is not None:
-        print("--- LAUNCHER: !!! BACKEND FAILED TO START ON INITIALIZATION !!! ---")
-        backend_log.close()
-        with open("backend.log", "r") as f:
-            print(f.read())
-        st.error("The backend server failed to start. Please check the logs.")
-        # We use st.stop() to halt the app if the backend fails
-        st.stop()
-    else:
-        print("--- LAUNCHER: Backend health check passed. Process is running. ---")
-        
-# --- Step 3: Launch the Streamlit Frontend ---
-# This part of the code will run every time, but the backend is already running.
-# The command is to run the *actual* frontend app file.
-
-print("--- LAUNCHER: Handing off to the main Streamlit frontend application. ---")
-
-# We use os.system for simplicity to run the final command
-frontend_command = (
-    "streamlit run v2_multilingual_api/frontend/app.py "
-    "--server.port 7860 "
-    "--server.address 0.0.0.0"
-)
-
-os.system(frontend_command)

setup.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+# This script MUST be executable: chmod +x setup.sh
+
+# Exit immediately if a command exits with a non-zero status.
+set -e
+
+echo "--- [setup.sh] Starting backend server... ---"
+uvicorn v2_multilingual_api.backend.main:app --host 0.0.0.0 --port 8000 &
+
+echo "--- [setup.sh] Waiting 20 seconds for backend to initialize models... ---"
+sleep 20
+
+echo "--- [setup.sh] Performing health check on the backend... ---"
+# Use curl to check if the backend's root endpoint is responding
+if curl --fail http://127.0.0.1:8000; then
+    echo "--- [setup.sh] Backend health check PASSED. Process is running. ---"
+else
+    echo "--- [setup.sh] !!! BACKEND FAILED TO START OR IS UNRESPONSIVE !!! ---"
+    exit 1
+fi
+
+echo "--- [setup.sh] Starting frontend server... ---"
+streamlit run v2_multilingual_api/frontend/app.py --server.port 7860 --server.address 0.0.0.0