Update Dockerfile

Dockerfile

@@ -1,35 +1,37 @@
-FROM python:3.10
-
-# FIXED: Added ffmpeg and other required libraries to the existing system dependency installation.
-# This is the only line that has been changed.
-RUN apt-get update && apt-get install -y libgl1-mesa-glx ffmpeg libsm6 libxext6
-
-### Set up user with permissions
-# Set up a new user named "user" with user ID 1000
+# Use Python 3.10 as base
+FROM python:3.10-slim
+
+# 1. Install System Dependencies
+# libgl1-mesa-glx: Required for OpenCV
+# libasound2-dev & libssl-dev: Required for Azure Speech SDK
+# ffmpeg: Helper for audio processing
+RUN apt-get update && apt-get install -y \
+    libgl1-mesa-glx \
+    libglib2.0-0 \
+    libasound2 \
+    libasound2-plugins \
+    libssl-dev \
+    ffmpeg \
+    && rm -rf /var/lib/apt/lists/*
+
+# 2. Setup Work Directory
+WORKDIR /app
+
+# 3. Install Python Dependencies
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# 4. Copy Server Code
+COPY app.py .
+
+# 5. Security: Create non-root user (Mandatory for HF Spaces)
 RUN useradd -m -u 1000 user
-
-# Switch to the "user" user
 USER user
-
-# Set home to the user's home directory
 ENV HOME=/home/user \
     PATH=/home/user/.local/bin:$PATH
 
-# Set the working directory to the user's home directory
-WORKDIR $HOME/app
-
-# Copy the current directory contents into the container at $HOME/app setting the owner to the user
-COPY --chown=user . $HOME/app
-
-### Set up app-specific content
-COPY requirements.txt requirements.txt
-RUN pip3 install -r requirements.txt
-
-COPY . .
-
-### Update permissions for the app
-USER root
-RUN chmod 777 ~/app/*
-USER user
+# 6. Expose the specific HF port
+EXPOSE 7860
 
-CMD ["python", "main.py"]
+# 7. Start Command using Gunicorn + Eventlet
+CMD ["gunicorn", "--worker-class", "eventlet", "-w", "1", "--bind", "0.0.0.0:7860", "app:app"]