Update Dockerfile

Dockerfile

@@ -1,26 +1,27 @@
-# Use a lightweight Python 3.10 image
 FROM python:3.10-slim
 
-# Install system-level dependencies required by OpenCV
+# System dependencies
 RUN apt-get update && apt-get install -y \
     libgl1 \
     libglib2.0-0 \
+    wget \
+    unzip \
  && rm -rf /var/lib/apt/lists/*
 
-# Set the working directory
-WORKDIR /app
+# Install ngrok manually and set permission
+RUN wget https://bin.equinox.io/c/4VmDzA7iaHb/ngrok-stable-linux-amd64.zip && \
+    unzip ngrok-stable-linux-amd64.zip -d /usr/local/bin && \
+    chmod +x /usr/local/bin/ngrok && \
+    rm ngrok-stable-linux-amd64.zip
 
-# Copy dependency list first (for Docker caching)
-COPY requirements.txt requirements.txt
+# Set matplotlib config dir to avoid permission issues
+ENV MPLCONFIGDIR=/tmp/matplotlib
 
-# Install Python dependencies
+WORKDIR /app
+COPY requirements.txt requirements.txt
 RUN pip install --no-cache-dir -r requirements.txt
-
-# Copy the rest of the app files
 COPY . .
 
-# Expose the port your Flask app runs on
 EXPOSE 7860
 
-# Run the app
 CMD ["python", "app.py"]