moving base image to folder

Author: Dipayan

.github/workflows/dockerimage.yml

@@ -11,7 +11,7 @@ jobs:
     steps:
     - uses: actions/checkout@v1
     - name: Build the Docker image
-      run: docker build . --file Dockerfile --tag docker.pkg.github.com/${GITHUB_REPOSITORY}/base:${GITHUB_SHA} --tag docker.pkg.github.com/${GITHUB_REPOSITORY}/base:latest
+      run: docker build . --file docker/base/Dockerfile --tag docker.pkg.github.com/${GITHUB_REPOSITORY}/base:${GITHUB_SHA} --tag docker.pkg.github.com/${GITHUB_REPOSITORY}/base:latest
     - name: Login to Github docker Registry
       env: 
         github_password: ${{ secrets.GITHUB_PASSWORD }}