Fix Woodpecker YAML syntax - remove anchor references

.woodpecker.yml

@@ -2,10 +2,6 @@ when:
   - event: [push, pull_request]
   - path: ["bugulma/frontend/**", ".woodpecker.yml"]
 
-variables:
-  - &build_args "BUILDKIT_PROGRESS=plain,DOCKER_BUILDKIT=1"
-  - &harbor_registry "registry.bk.glpx.pro"
-
 steps:
   # Lint and test frontend
   frontend-lint:
@@ -22,12 +18,14 @@ steps:
   frontend-build:
     image: woodpeckerci/plugin-docker-buildx:latest
     settings:
-      registry: *harbor_registry
-      repo: *harbor_registry/turash/turash-frontend
+      registry: registry.bk.glpx.pro
+      repo: registry.bk.glpx.pro/turash/turash-frontend
       dockerfile: bugulma/frontend/Dockerfile
       context: bugulma/frontend
       platforms: linux/amd64,linux/arm64
-      build_args: *build_args
+      build_args:
+        - BUILDKIT_PROGRESS=plain
+        - DOCKER_BUILDKIT=1
       tags:
         - latest
         - ${CI_COMMIT_SHA}
@@ -53,12 +51,14 @@ steps:
   backend-build:
     image: woodpeckerci/plugin-docker-buildx:latest
     settings:
-      registry: *harbor_registry
-      repo: *harbor_registry/turash/turash-backend
+      registry: registry.bk.glpx.pro
+      repo: registry.bk.glpx.pro/turash/turash-backend
       dockerfile: bugulma/backend/Dockerfile
       context: bugulma/backend
       platforms: linux/amd64,linux/arm64
-      build_args: *build_args
+      build_args:
+        - BUILDKIT_PROGRESS=plain
+        - DOCKER_BUILDKIT=1
       tags:
         - latest
         - ${CI_COMMIT_SHA}