feat: add docker-compose files

.gitignore

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+stack.env

docker-compose.yaml

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+services:
+  nats:
+    image: nats:2
+    restart: unless-stopped
+    command: |
+      -js
+      -sd /nats/data
+      -m 8222
+    volumes:
+      - nats-data:/nats/data
+    ports:
+      - 127.0.0.1:4222:4222
+      - 127.0.0.1:8222:8222
+    networks:
+      - inethi
+  postgres:
+    image: postgres:17-alpine
+    restart: unless-stopped
+    user: postgres
+    env_file:
+      - stack.env
+    volumes:
+      - ./init_db.sql:/docker-entrypoint-initdb.d/init_db.sql
+      - postgres-data:/var/lib/postgresql/data
+    ports:
+      - 127.0.0.1:5432:5432
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+    networks:
+      - inethi
+  eth-tracker:
+    image: ghcr.io/inethi/eth-tracker:v1.6.1-inethi-prefork
+    restart: unless-stopped
+    depends_on:
+      nats:
+        condition: service_started        
+    env_file:
+      - stack.env
+    volumes:
+      - tracker-data:/service/db
+    ports:
+      - 127.0.0.1:5001:5001
+    networks:
+      - inethi
+  eth-indexer:
+    image: ghcr.io/inethi/eth-indexer:v2.4.0-inethi
+    restart: unless-stopped
+    depends_on:
+      eth-tracker:
+        condition: service_started    
+    env_file:
+      - stack.env
+    ports:
+      - 127.0.0.1:5002:5002
+    networks:
+      - inethi        
+
+volumes:
+  nats-data:
+    driver: local
+  postgres-data:
+    driver: local    
+  tracker-data:
+    driver: local    
+
+networks:
+  inethi:
+    external: true  

init_db.sql

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+CREATE DATABASE chain_data;