build: add docker compose file

docker/.gitignore

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+volumes

docker/config.example.yaml

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+logger:
+  output: text
+  debug: false
+
+bitcoin_node:
+  host: "bitcoin-mainnet-archive.allthatnode.com"
+  user: "user"
+  pass: "pass"
+  disable_tls: false
+
+network: mainnet
+
+reporting:
+  disabled: false
+  base_url: "https://staging.indexer.api.gaze.network" # defaults to "https://indexer.api.gaze.network" if empty
+  name: "Local Indexer"
+  website_url: "" # public website URL to show on the dashboard. Can be left empty.
+  indexer_api_url: "" # public url to access this api. Can be left empty.
+
+้http_server:
+  port: 8080
+
+modules:
+  bitcoin:
+    database: "postgres" # Store bitcoin data in postgres
+    postgres:
+      host: "db"
+      port: 5432
+      user: "postgres"
+      password: "password"
+      db_name: "postgres"
+
+  runes:
+    database: "postgres" # Store Runes data in postgres
+    datasource: "postgres" # Fetch bitcoin blocks from postgres
+    api_handlers:
+      - http
+    postgres:
+      host: "db"
+      port: 5432
+      user: "postgres"
+      password: "password"
+      db_name: "postgres"

docker/docker-compose.yaml

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+services:
+  gaze-migrator:
+    # image: ghcr.io/gaze-network/gaze-indexer:v0.1.0
+    build:
+      context: ../
+      dockerfile: ./docker/Dockerfile
+    restart: on-failure
+    depends_on:
+      - db
+    networks:
+      - indexer
+    command: ["/app/main", "migrate", "up", "--database", "postgres://postgres:password@db:5432/postgres?sslmode=disable"]
+
+  gaze-indexer:
+    # image: ghcr.io/gaze-network/gaze-indexer:v0.1.0
+    build:
+      context: ../
+      dockerfile: ./docker/Dockerfile
+    restart: unless-stopped
+    depends_on:
+      - db
+      - gaze-migrator
+    networks:
+      - indexer
+    ports:
+      - 8080:8080
+    volumes:
+      - "./config.example.yaml:/app/config.yaml"
+    command: ["/app/main", "run", "--bitcoin", "--runes"]
+
+  db:
+    image: postgres:16-alpine
+    volumes:
+      - "./volumes/postgresql/data:/var/lib/postgresql/data"
+    networks:
+      - indexer
+    environment:
+      - POSTGRES_USER=postgres
+      - POSTGRES_PASSWORD=password
+      - POSTGRES_DB=postgres
+
+networks:
+  indexer:
+    driver: bridge