Adds tag as env var

Author: onlinejudge95

.github/workflows/pipeline.yml

@@ -82,6 +82,7 @@ jobs:
         env:
           AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
           AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+          GITHUB_COMMIT_SHA: ${{ github.sha }}
           TF_VAR_GH_PERSONAL_ACCESS_TOKEN: ${{ secrets.GH_PERSONAL_ACCESS_TOKEN }}
           TF_VAR_DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
           TF_VAR_DOCKERHUB_TOKEN: ${{ secrets.DOCKERHUB_TOKEN }}