añadir creacion de imagen graalvm en github

Author: danielhhdev

.github/workflows/ci.yml

@@ -47,4 +47,7 @@ jobs:
         run: ./mvnw clean verify
         env:
           DB_USER: ${{ secrets.DB_USER }}
-          DB_PASSWORD: ${{ secrets.DB_PASSWORD }}
+          DB_PASSWORD: ${{ secrets.DB_PASSWORD }}
+
+      - name: Build native image with GraalVM
+        run: ./mvnw spring-boot:build-image