chore: 🤖 change build tag

Author: jaskaransarkaria

.travis.yml

@@ -15,7 +15,7 @@ jobs:
     - stage: "Build Docker Image"
       name: "Build and Push docker image"
       script: |
-        docker build -t timer-server:"$TRAVIS_TAG" .
+        docker build -t jaskaransarkaria/timer-server:"$TRAVIS_TAG" .
         echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin 
         docker push jaskaransarkaria/timer-server:"$TRAVIS_TAG"