Update Dockerfile

Dockerfile

@@ -2,20 +2,20 @@ FROM python:3.11-slim
 
 WORKDIR /app
 
-RUN apt-get update && apt-get install -y gcc
+# 1) Install OS + Python deps
+RUN apt-get update && apt-get install -y gcc \
+ && rm -rf /var/lib/apt/lists/*
 
-# Install deps
 COPY requirements.txt .
 RUN pip install --upgrade pip \
  && pip install -r requirements.txt
 
-# Copy your code
+# 2) Copy your application (creates /app/chats if it's in your repo)
 COPY . /app
 
-# Create and set perms on application folders
+# 3) Ensure runtime dirs exist & are writable
 RUN mkdir -p /app/cache /app/uploads /app/data /app/chats \
- && chmod -R 755 /app/cache /app/uploads /app/data /app/chats \
- && chmod -R 755 /app
+ && chmod -R 777 /app/cache /app/uploads /app/data /app/chats
 
 ENV FLASK_APP=app.py \
     FLASK_ENV=production