verify docker push and login

.gitlab-ci.yml

@@ -10,16 +10,6 @@ variables:
   DOCKER_REGISTRY: "docker.io"
   DOCKERHUB_REPO: "$DOCKER_USERNAME/reddit_data_fetcher"
 
-# =====================================================================
-#                     BASE JOB TEMPLATE
-# =====================================================================
-.build_template:
-  tags: ["ubuntu", "vm"]       # Must match your runner tags
-  image: docker:24.0.9         # Docker CLI available
-  before_script:
-    - echo "Checking Docker access..."
-    - docker info || true      # just in case
-
 # =====================================================================
 #                             LINT
 # =====================================================================
@@ -65,10 +55,14 @@ test:
 # =====================================================================
 diag:
   stage: diag
-  extends: .build_template
+  image: docker:24.0.9
+  tags: ["ubuntu", "vm"]
+  before_script:
+    - echo "Checking Docker access..."
+    - docker info || true
   script:
-    - echo "Check Docker access:"
-    - ls -l /var/run
+    - echo "Check Docker socket:"
+    - ls -l /var/run || true
     - stat /var/run/docker.sock || true
     - echo "Docker version:"
     - docker version || true
@@ -85,7 +79,11 @@ diag:
 # =====================================================================
 build:
   stage: build
-  extends: .build_template
+  image: docker:24.0.9
+  tags: ["ubuntu", "vm"]
+  before_script:
+    - echo "Checking Docker access..."
+    - docker info || true
   script:
     - echo "Building Docker image for commit: ${CI_COMMIT_SHORT_SHA}"
     - docker build --build-arg REDDIT_CLIENT_ID="$REDDIT_CLIENT_ID" --build-arg REDDIT_CLIENT_SECRET="$REDDIT_CLIENT_SECRET" -t $DOCKERHUB_REPO:$CI_COMMIT_SHORT_SHA .
@@ -104,7 +102,11 @@ build:
 # =====================================================================
 deploy:
   stage: deploy
-  extends: .build_template
+  image: docker:24.0.9
+  tags: ["ubuntu", "vm"]
+  before_script:
+    - echo "Checking Docker access..."
+    - docker info || true
   script:
     - echo "Logging in to Docker Hub..."
     - echo "$DOCKER_TOKEN" | docker login -u "$DOCKER_USERNAME" --password-stdin