update docker and action config

Author: sevenreup

.github/workflows/build.yaml

@@ -1,8 +1,12 @@
 name: Create and publish a Docker image
 
 on:
+  workflow_dispatch:
   push:
-    branches: ["main"]
+    branches:
+      - 'main'
+    tags:
+      - 'v*'
 
 env:
   REGISTRY: ghcr.io

docker-compose.yml

@@ -2,7 +2,7 @@ version: '3.8'
 
 services:
   fhir-service:
-    image: ghcr.io/d-tree-org/fhir-helper-service:main
+    image: ghcr.io/d-tree-org/fhir-helper-service:latest
     ports:
       - "49100:4040"
     environment: