CI main.yml path typo fixed

.github/workflows/main.yml

@@ -0,0 +1,26 @@
+name: Build Docker Image for reNgine
+
+on: [push]
+
+env:
+  WEB_IMAGE: docker.pkg.github.com/$GITHUB_REPOSITORY/reNgine
+
+jobs:
+
+  build:
+    name: Build Docker Image for reNgine
+    if: github.ref == 'refs/heads/master'
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout master
+        uses: actions/checkout@v1
+      - name: Log in to GitHub Packages
+        run: echo ${GITHUB_TOKEN} | docker login -u ${GITHUB_ACTOR} --password-stdin docker.pkg.github.com
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - name: Build images
+        run: |
+          docker-compose -f docker-compose.yml build
+      - name: Push images
+        run: |
+          docker push ${{ env.WEB_IMAGE }}