优化docker-compose的复用

docker-compose.yml

@@ -1,6 +1,10 @@
+x-env:
+  &default-image
+  image: fcb_photo_review:1.0.0
+
 services:
   photo_review_1:
-    image: fcb_photo_review
+    <<: *default-image
     build:
       context: .
     container_name: photo_review_1
@@ -19,7 +23,7 @@ services:
               driver: "nvidia"
 
   photo_review_2:
-    image: fcb_photo_review
+    <<: *default-image
     container_name: photo_review_2
     hostname: photo_review_2
     volumes:
@@ -38,7 +42,7 @@ services:
               driver: "nvidia"
 
   photo_review_3:
-    image: fcb_photo_review
+    <<: *default-image
     container_name: photo_review_3
     hostname: photo_review_3
     volumes:
@@ -57,7 +61,7 @@ services:
               driver: "nvidia"
 
   photo_review_4:
-    image: fcb_photo_review
+    <<: *default-image
     container_name: photo_review_4
     hostname: photo_review_4
     volumes:
@@ -76,7 +80,7 @@ services:
               driver: "nvidia"
 
   photo_review_5:
-    image: fcb_photo_review
+    <<: *default-image
     container_name: photo_review_5
     hostname: photo_review_5
     volumes:
@@ -95,7 +99,7 @@ services:
               driver: "nvidia"
 
   photo_mask_1:
-    image: fcb_photo_review
+    <<: *default-image
     container_name: photo_mask_1
     hostname: photo_mask_1
     volumes:
@@ -113,7 +117,7 @@ services:
               driver: "nvidia"
 
   photo_mask_2:
-    image: fcb_photo_review
+    <<: *default-image
     container_name: photo_mask_2
     hostname: photo_mask_2
     volumes:
@@ -131,7 +135,7 @@ services:
               driver: "nvidia"
 
   photo_mask_3:
-    image: fcb_photo_review
+    <<: *default-image
     container_name: photo_mask_3
     hostname: photo_mask_3
     volumes:
@@ -149,7 +153,7 @@ services:
               driver: "nvidia"
 
 #  photo_review_6:
-#    image: fcb_photo_review
+#    <<: *default-image
 #    container_name: photo_review_6
 #    hostname: photo_review_6
 #    volumes: