Add persistent multi-user sessions and Docker deployment

compose.yml

@@ -0,0 +1,41 @@
+services:
+  translator:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    image: llm-translator:local
+    init: true
+    restart: unless-stopped
+    stop_grace_period: 3m10s
+    ports:
+      - "${APP_PORT:-8000}:8000"
+    environment:
+      DATABASE_PATH: /app/data/translator.db
+      JWT_SECRET_FILE: /app/data/.jwt-secret
+      JWT_SECRET_KEY: "${JWT_SECRET_KEY:-}"
+      JWT_EXPIRE_HOURS: "${JWT_EXPIRE_HOURS:-24}"
+      LLMS_CONFIG_PATH: /app/config/llms.json
+      USERS_CONFIG_PATH: /app/config/users.json
+      LLM_TIMEOUT_SECONDS: "${LLM_TIMEOUT_SECONDS:-180}"
+      TRANSLATION_CHUNK_CHARS: "${TRANSLATION_CHUNK_CHARS:-1500}"
+      BOOTSTRAP_ADMIN_ID: "${BOOTSTRAP_ADMIN_ID:-}"
+      BOOTSTRAP_ADMIN_PASSWORD: "${BOOTSTRAP_ADMIN_PASSWORD:-}"
+    volumes:
+      - translator-data:/app/data
+      - type: bind
+        source: ./config/llms.json
+        target: /app/config/llms.json
+        read_only: true
+      - type: bind
+        source: ./config/users.docker.json
+        target: /app/config/users.json
+        read_only: true
+    healthcheck:
+      test: ["CMD", "python", "-c", "import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/api/health/ready', timeout=4).close()"]
+      interval: 30s
+      timeout: 5s
+      start_period: 20s
+      retries: 3
+
+volumes:
+  translator-data: