Docker and Docker compose deployment

.env.template

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+PRINTER_URLS=["127.0.0.1"]
+FILAMENT_DIAMETER=1.75
+SPOOLMAN_URL=http://127.0.0.1:7912
+SPOOLMAN_MODE=direct
+

.gitignore

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+data/
+.env

Dockerfile

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+FROM python:3.12-slim AS builder
+
+# Set working directory
+WORKDIR /app
+
+COPY . .
+
+# Install dependencies to a specific folder
+RUN pip install --no-cache-dir --prefix=/install -r requirements.txt
+
+FROM python:3.12-slim
+
+# Install packages
+RUN apt-get update && apt-get install -y sshpass && rm -rf /var/lib/apt/lists/*
+
+# Set environment variables
+ENV APP_DIR=/opt/filament-management \
+    PYTHONPATH=/opt/filament-management \
+    UI_PORT=8005
+
+WORKDIR $APP_DIR
+
+# Copy Python libs and app code
+COPY --from=builder /install /usr/local
+COPY --from=builder /app $APP_DIR
+
+# Setup Entrypoint
+COPY entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
+
+# Expose the UI port
+EXPOSE $UI_PORT
+
+ENTRYPOINT ["/entrypoint.sh"]
+
+# Start the application
+CMD uvicorn main:app --host 0.0.0.0 --port $UI_PORT
+

Makefile

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+up:
+	docker-compose up -d
+down:
+	docker-compose down
+restart:
+	docker-compose down && docker-compose up -d
+logs:
+	docker-compose logs -f
+pull:
+	docker-compose pull
+build:
+	docker-compose build

docker-compose.yml

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+services:
+  cfsync:
+    build: .
+    container_name: cfsync
+    restart: unless-stopped
+    ports:
+      - "8005:8005"
+    # Create .env file here and override the settings below (See .env.template for example)
+    environment:
+      - UI_PORT=8005
+      - TZ=${TZ:-Asia/Jerusalem}
+      - PRINTER_URLS=${PRINTER_URLS:-["127.0.0.1"]}
+      - FILAMENT_DIAMETER=${FILAMENT_DIAMETER:-1.75}
+      - SPOOLMAN_URL=${SPOOLMAN_URL:-http://127.0.0.1:7912}
+      - SPOOLMAN_MODE=${SPOOLMAN_MODE:-direct} # direct or moonraker
+    volumes:
+      # This ensures your filament data survives container updates
+      - ./data:/opt/filament-management/data
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:8005/api/health"]
+      interval: 30s
+      timeout: 10s
+      retries: 3

entrypoint.sh

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+#!/bin/sh
+set -e
+
+CONFIG_PATH="$APP_DIR/data/config.json"
+
+# Only generate the file if it does not exist
+if [ ! -f "$CONFIG_PATH" ]; then
+    echo "Config not found. Generating from environment variables..."
+
+    # Ensure the directory exists (important for mounts)
+    mkdir -p "$(dirname "$CONFIG_PATH")"
+
+    python3 -c "
+import os, json
+
+config = {
+    \"printer_urls\": json.loads(os.getenv('PRINTER_URLS', '[]')),
+    \"filament_diameter_mm\": float(os.getenv('FILAMENT_DIAMETER', '1.75')),
+    \"spoolman_url\": os.getenv('SPOOLMAN_URL', ''),
+    \"spoolman_mode\": os.getenv('SPOOLMAN_MODE', 'remote')
+}
+
+with open('$CONFIG_PATH', 'w') as f:
+    json.dump(config, f, indent=4)
+"
+else
+    echo "Config file already exists in volume, skipping generation."
+fi
+
+# Hand off to the CMD (uvicorn)
+exec "$@"
+