added github action for ci/cd

Author: omersaritoy

.github/workflows/build.yml

@@ -30,8 +30,8 @@ jobs:
       - name: Login to Docker Hub
         uses: docker/login-action@v3
         with:
-          username: DOCKER_HUB_USERNAME
-          password: DENEME
+         username: ${{ secrets.DOCKER_HUB_USERNAME }}
+         password: ${{ secrets.DOCKER_HUB_PASSWORD }}
 
       - name: Build and Push
         uses: docker/build-push-action@v5