Updating master action

Author: TheMrAnderson

.github/workflows/docker-master.yml

@@ -1,22 +1,26 @@
 name: Docker Image Master - Stable
 
 on:
-  pull_request:
+  push:
     branches: ["master"]
 
 jobs:
   build:
     runs-on: ubuntu-latest
 
     steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
       - name: Login to DockerHub
         uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
-      - name: Build and push
+      - name: Build and push Docker image
         uses: docker/build-push-action@v4
         with:
+          context: .
           push: true
           tags: themranderson/conversionapi:stable