Update Dockerfile

Dockerfile

@@ -1,28 +1,33 @@
-# Use an official Python runtime as a parent image
-FROM python:3.9-slim
-
-# Prevent Python from writing .pyc files to disk and buffer stdout/stderr
-ENV PYTHONDONTWRITEBYTECODE 1
-ENV PYTHONUNBUFFERED 1
-
-# Set working directory
+# Base image using Python 3.9
+FROM python:3.9
+
+# Install system dependencies needed by OpenCV, network utilities, and certificates.
+RUN apt-get update && apt-get install -y \
+    libgl1-mesa-glx \
+    iputils-ping \
+    net-tools \
+    curl \
+    ca-certificates
+
+# Create a new user to run the app
+RUN useradd -m -u 1000 user
+USER user
+
+# Set environment variables
+ENV PATH="/home/user/.local/bin:$PATH"
+ENV PYTHONUNBUFFERED=1
+
+# Set the working directory
 WORKDIR /app
 
-# Install build dependencies (if required)
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    build-essential \
-    && rm -rf /var/lib/apt/lists/*
-
-# Copy requirements.txt first to leverage Docker cache
-COPY requirements.txt .
-
-# Upgrade pip and install Python dependencies
-RUN pip install --upgrade pip && pip install -r requirements.txt
+# Copy the requirements and install dependencies
+COPY --chown=user ./requirements.txt requirements.txt
+RUN pip install --no-cache-dir --upgrade -r requirements.txt
 
-# Copy the rest of the application code
-COPY . .
+# Copy the rest of the application
+COPY --chown=user . /app
 
-# Expose port 8000 for the FastAPI app
+# Expose port 7860 for the application
 EXPOSE 7860
 
 # Command to run the FastAPI app using uvicorn