Update Dockerfile

Dockerfile

@@ -1,6 +1,4 @@
-# Multi-stage Dockerfile for Coral Server deployment on Render
-
-# Stage 1: Build stage
+# Dockerfile for Hugging Face Spaces deployment of Coral Server
 FROM gradle:8.5-jdk17 AS build
 
 # Set working directory
@@ -9,18 +7,16 @@ WORKDIR /app
 # Clone the Coral Server repository
 RUN git clone https://github.com/Coral-Protocol/coral-server.git .
 
-# Copy any custom configuration if needed
-# COPY application.yaml src/main/resources/
-
 # Build the application
 RUN gradle build --no-daemon -x test
 
-# Stage 2: Runtime stage
-FROM openjdk:17-jdk-slim AS runtime
+# Runtime stage
+FROM openjdk:17-jdk-slim
 
 # Install required packages
 RUN apt-get update && apt-get install -y \
     curl \
+    git \
     && rm -rf /var/lib/apt/lists/*
 
 # Set working directory
@@ -28,27 +24,24 @@ WORKDIR /app
 
 # Copy built application from build stage
 COPY --from=build /app/build/libs/*.jar app.jar
+COPY --from=build /app/src/main/resources /app/resources
 
-# Create config directory and copy resources
-RUN mkdir -p /config
-COPY --from=build /app/src/main/resources/* /config/
+# Create non-root user (required by HF Spaces)
+RUN useradd -m -u 1000 user
+USER user
 
-# Set environment variables
-ENV JAVA_OPTS="-Xmx512m -Xms256m"
-ENV SERVER_PORT=${PORT:-5555}
+# Set environment variables for HF Spaces
+ENV HOME=/home/user \
+    PATH=/home/user/.local/bin:$PATH \
+    GRADIO_SERVER_NAME=0.0.0.0 \
+    GRADIO_SERVER_PORT=7860
 
-# Expose the port (Render will provide PORT environment variable)
-EXPOSE ${PORT:-5555}
+# HF Spaces expects port 7860
+EXPOSE 7860
 
 # Health check
 HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
-    CMD curl -f http://localhost:${PORT:-5555}/health || exit 1
-
-# Create a non-root user for security
-RUN useradd -r -s /bin/false coral && \
-    chown -R coral:coral /app /config
-
-USER coral
+    CMD curl -f http://localhost:7860/health || exit 1
 
-# Start the application with SSE server mode
-CMD java $JAVA_OPTS -jar app.jar --sse-server-ktor ${PORT:-5555}
+# Start the server on port 7860 (HF Spaces default)
+CMD ["java", "-Xmx1g", "-Xms512m", "-jar", "app.jar", "--sse-server-ktor", "7860"]