Added docker file

docker-compose.yml

@@ -0,0 +1,22 @@
+version: "3.8"
+
+services:
+  dereth-tracker:
+    build: .
+    ports:
+      - "127.0.0.1:8765:8765"
+    volumes:
+      # Mount local database file for persistence
+      - "./dereth.db:/app/dereth.db"
+      - "./main.py:/app/main.py"
+      - "./db.py:/app/db.py"
+      - "./static:/app/static"
+    environment:
+      # Override database and application settings as needed
+      DB_MAX_SIZE_MB: "2048"
+      DB_RETENTION_DAYS: "7"
+      DB_MAX_SQL_LENGTH: "1000000000"
+      DB_MAX_SQL_VARIABLES: "32766"
+      DB_WAL_AUTOCHECKPOINT_PAGES: "1000"
+      SHARED_SECRET: "your_shared_secret"
+    restart: unless-stopped