add healthcheck service

compose.yaml

@@ -1,4 +1,17 @@
 services:
+  web.mem:
+    image: git.loyso.art/devsim-web:latest
+    ports:
+      - 9125:80
+    environment:
+      DEVSIM_STORE_TYPE: memory
+    healthcheck:
+      test: ["CMD", "/app/utils", "ready"]
+      interval: 10s
+      retries: 5
+      start_period: 5s
+      timeout: 10s
+
   web.mongo:
     image: git.loyso.art/devsim-web:latest
     ports:
@@ -9,6 +22,12 @@ services:
     environment:
       DEVSIM_MONGO_DSN: mongodb://mongo
       DEVSIM_STORE_TYPE: mongo
+    healthcheck:
+      test: ["CMD", "/app/utils", "ready"]
+      interval: 10s
+      retries: 5
+      start_period: 5s
+      timeout: 10s
 
   web.pg:
     image: git.loyso.art/devsim-web:latest
@@ -21,6 +40,12 @@ services:
     environment:
       DEVSIM_PG_DSN: "postgres://devsim:devsim@postgres:5432/devsim?sslmode=disable"
       DEVSIM_STORE_TYPE: pg
+    healthcheck:
+      test: ["CMD", "/app/utils", "ready"]
+      interval: 10s
+      retries: 5
+      start_period: 5s
+      timeout: 10s
 
   postgres-migrator:
     image: git.loyso.art/devsim-migrator:latest