Add php 7.2,7.3

.github/workflows/build.yml

@@ -22,6 +22,20 @@ jobs:
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
+      -
+        name: Build and push 7.2
+        uses: docker/build-push-action@v3
+        with:
+          file: "./docker/7.2/Dockerfile"
+          push: true
+          tags: "${{env.BUILDKIT_IMAGE}}:7.2"
+      -
+        name: Build and push 7.3
+        uses: docker/build-push-action@v3
+        with:
+          file: "./docker/7.3/Dockerfile"
+          push: true
+          tags: "${{env.BUILDKIT_IMAGE}}:7.3"
       -
         name: Build and push 7.4
         uses: docker/build-push-action@v3