diff --git a/master_side/docker-compose.yml b/master_side/docker-compose.yml
new file mode 100644
index 0000000..782fa83
--- /dev/null
+++ b/master_side/docker-compose.yml
@@ -0,0 +1,20 @@
+services:
+  postgres-replica:
+    image: postgres:17
+    container_name: postgres-replica
+    restart: unless-stopped
+    ports:
+      - "7447:5432"
+    environment:
+      POSTGRES_USER: postgres
+      POSTGRES_PASSWORD: postgres
+      POSTGRES_DB: mytestdb
+    volumes:
+      - ./data:/var/lib/postgresql/data
+      - ./postgresql.conf:/etc/postgresql/postgresql.conf:ro
+      - ./pg_hba.conf:/etc/postgresql/pg_hba.conf:ro
+      - ./init-replication.sh:/docker-entrypoint-initdb.d/10-init-replication.sh:ro
+    command: >
+      postgres
+      -c config_file=/etc/postgresql/postgresql.conf
+      -c hba_file=/etc/postgresql/pg_hba.conf