fix: Dockerfile.miner build failure and compose usability [Bounty #1599]

Dockerfile.miner

@@ -6,14 +6,13 @@ FROM python:3.11-slim
 
 LABEL maintainer="RustChain Community"
 LABEL description="RustChain Proof-of-Antiquity Miner"
-LABEL version="1.0.0"
+LABEL version="1.1.0"
 
 # Build argument for miner type
 ARG MINER_TYPE=linux
 ARG MINER_ARCH=x86_64
 
 # Environment variables
-# ENV WALLET_NAME and NODE_URL are read at runtime by docker-miner-entrypoint.sh
 ENV PYTHONUNBUFFERED=1 \
     WALLET_NAME="" \
     NODE_URL="https://rustchain.org" \
@@ -39,22 +38,19 @@ RUN pip install --no-cache-dir -r requirements.txt
 COPY miners/ ./miners/
 COPY wallet/ ./wallet/
 
-# Copy color logs helper
-COPY miners/color_logs.py ./
+# Copy entrypoint script (must happen before USER switch)
+COPY docker-miner-entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
 
 # Create a non-root user (security best practice)
 RUN useradd -m -u 1000 rustchain && \
     chown -R rustchain:rustchain /app
 
 USER rustchain
 
-# Health check
+# Health check - verify the node is reachable
 HEALTHCHECK --interval=5m --timeout=30s --start-period=1m --retries=3 \
-    CMD curl -f ${NODE_URL}/health || exit 1
-
-# Entry point script
-COPY docker-miner-entrypoint.sh /entrypoint.sh
-RUN chmod +x /entrypoint.sh
+    CMD curl -fsk ${NODE_URL}/health || exit 1
 
 ENTRYPOINT ["/entrypoint.sh"]
 

docker-compose.miner.yml

@@ -1,5 +1,3 @@
-version: '3.8'
-
 services:
   rustchain-miner:
     build:
@@ -10,21 +8,20 @@ services:
         - MINER_ARCH=x86_64
     container_name: rustchain-miner
     restart: unless-stopped
-
-    # Environment variables (configure these via .env.miner)
-    env_file:
-      - .env.miner
+
+    # Environment variables
+    # Set WALLET_NAME via shell env or .env file in the same directory
     environment:
-      - WALLET_NAME=${WALLET_NAME}
+      - WALLET_NAME=${WALLET_NAME:?Set WALLET_NAME to your RTC wallet address}
       - NODE_URL=${NODE_URL:-https://rustchain.org}
       - BLOCK_TIME=${BLOCK_TIME:-600}
       - PYTHONUNBUFFERED=1
-    
+
     # Volume for persistent data
     volumes:
       - miner-data:/app/data
-    
-    # Resource limits (optional)
+
+    # Resource limits
     deploy:
       resources:
         limits:
@@ -33,35 +30,30 @@ services:
         reservations:
           cpus: '0.5'
           memory: 128M
-    
+
     # Logging configuration
     logging:
       driver: "json-file"
       options:
         max-size: "10m"
         max-file: "3"
-
-    # Network mode
-    network_mode: "bridge"
 
 volumes:
   miner-data:
     driver: local
 
 # Usage:
-# 1. Set your wallet name:
-#    export WALLET_NAME=RTC27a4b8256b4d3c63737b27e96b181223cc8774ae
+#   1. Set your wallet name:
+#      export WALLET_NAME=RTC27a4b8256b4d3c63737b27e96b181223cc8774ae
 #
-# 2. Run the miner:
-#    docker-compose up -d
+#   2. Run the miner:
+#      docker compose -f docker-compose.miner.yml up -d
 #
-# 3. View logs:
-#    docker-compose logs -f rustchain-miner
+#   3. View logs:
+#      docker compose -f docker-compose.miner.yml logs -f
 #
-# 4. Stop the miner:
-#    docker-compose down
+#   4. Stop the miner:
+#      docker compose -f docker-compose.miner.yml down
 #
 # Note: Docker miners receive reduced rewards due to anti-VM detection.
 # For maximum rewards, run the miner directly on physical hardware.
-# 0. Create .env.miner (from template) and set WALLET_NAME
-#    cp .env.miner.example .env.miner

docker-miner-entrypoint.sh

@@ -56,4 +56,6 @@ echo ""
 echo "[START] Launching miner: $MINER_SCRIPT"
 echo ""
 
-exec python3 -u "$MINER_SCRIPT" --wallet "$WALLET_NAME" --node "$NODE_URL"
+# NODE_URL is already exported as an environment variable for the miner.
+# The miner CLI accepts --wallet but reads NODE_URL from the environment.
+exec python3 -u "$MINER_SCRIPT" --wallet "$WALLET_NAME"