[ci] Added label ci::web only (fast) which skips notebook execution.

.gitlab-ci.yml

@@ -57,7 +57,10 @@ include:
       - if: $CI_PIPELINE_SOURCE != "schedule" && $CI_MERGE_REQUEST_LABELS !~ /.*ci::\w* only.*/
   - local: "/scripts/ci/pipelines/web.yml"
     rules:
-      - if: $CI_MERGE_REQUEST_LABELS =~ /.*ci::web only.*/
+      - if: $CI_MERGE_REQUEST_LABELS =~ /.*ci::web only?($|,)/
+  - local: "/scripts/ci/pipelines/web-fast.yml"
+    rules:
+      - if: $CI_MERGE_REQUEST_LABELS =~ /.*ci::web only \(fast.*/
   - local: "/scripts/ci/pipelines/scheduled.yml"
     rules:
       - if: '$CI_PIPELINE_SOURCE == "schedule"'

scripts/ci/jobs/web-preview.yml

 preview web site:
   stage: build
   image: $WEB_IMAGE
-  needs: [ci_images, "build linux arch", "build mac petsc arm64"]
+  needs:
+    - job: ci_images
+    - job: "build linux arch"
+      optional: true
+    - job: "build mac petsc arm64"
+      optional: true
   variables:
     HUGO_ENVIRONMENT: "staging"
   script:
     # Copy notebook pages
-    - cp -rl build/*/web/content web/
+    - cp -rl build/*/web/content web/ || true
     - cd web
     # Symlink for prj link checks (data-link shortcode)
     - ln -s ../Tests .

scripts/ci/pipelines/web-fast.yml

+include:
+  - local: "/scripts/ci/jobs/ci_images.yml"
+  - local: "/scripts/ci/jobs/pre-commit.yml"
+  - local: "/scripts/ci/jobs/web-preview.yml"