Update Dockerfile

Dockerfile

@@ -1,26 +1,16 @@
-FROM postgres:15
+FROM langfuse/langfuse:latest
 
-# Install Langfuse dependencies
-RUN apt-get update && apt-get install -y curl
-
-# Install Node.js
-RUN curl -fsSL https://deb.nodesource.com/setup_lts.x | bash -
-RUN apt-get install -y nodejs
-
-# Install Langfuse
-RUN npm install -g langfuse
-
-# Generate secrets
+# Generate a secure random secret
 RUN openssl rand -base64 32 > /nextauth_secret.txt
 
-# Set environment variables
+# Set required environment variables
 ENV DATABASE_URL=postgresql://postgres:postgres@localhost:5432/langfuse
+ENV NEXTAUTH_SECRET=$(cat /nextauth_secret.txt)
 ENV POSTGRES_PASSWORD=postgres
 ENV POSTGRES_DB=langfuse
-ENV NEXTAUTH_SECRET=$(cat /nextauth_secret.txt)
 
-# Expose ports
-EXPOSE 5432 3000
+# Expose the port Langfuse runs on
+EXPOSE 3000
 
-# Start PostgreSQL and Langfuse
-CMD service postgresql start && langfuse
+# Start Langfuse
+CMD ["sh", "-c", "langfuse"]