fix(IDX): define RUN_ON_DIFF_ONLY on the workflow level (#2266)

This fixes a bug introduced in #2245.
It defines the `RUN_ON_DIFF_ONLY ` env var on the workflow level such
that the `Set BAZEL_EXTRA_ARGS` step has access to it.

---------

Co-authored-by: IDX GitHub Automation <IDX GitHub Automation>

.github/workflows-source/ci-main.yml

@@ -31,6 +31,7 @@ env:
   CI_RUN_ID: ${{ github.run_id }}
   RUSTFLAGS: "--remap-path-prefix=${CI_PROJECT_DIR}=/ic"
   BUILDEVENT_DATASET: "github-ci-dfinity"
+  RUN_ON_DIFF_ONLY: ${{ github.event_name == 'pull_request' && !contains(github.event.pull_request.labels.*.name, 'CI_ALL_BAZEL_TARGETS') }}
 
 anchors:
   image: &image
@@ -153,7 +154,6 @@ jobs:
         env:
           AWS_SHARED_CREDENTIALS_CONTENT: ${{ secrets.AWS_SHARED_CREDENTIALS_FILE }}
           # Only run ci/bazel-scripts/diff.sh on PRs that are not labeled with "CI_ALL_BAZEL_TARGETS".
-          RUN_ON_DIFF_ONLY: ${{ github.event_name == 'pull_request' && !contains(github.event.pull_request.labels.*.name, 'CI_ALL_BAZEL_TARGETS') }}
           OVERRIDE_DIDC_CHECK: ${{ contains(github.event.pull_request.labels.*.name, 'CI_OVERRIDE_DIDC_CHECK') }}
         with:
           BAZEL_COMMAND: "test"
@@ -290,7 +290,6 @@ jobs:
           rm -rf "/cache/job/${CI_JOB_NAME}/${CI_RUN_ID}"
         env:
           BAZEL_COMMAND: "build"
-          RUN_ON_DIFF_ONLY: ${{ github.event_name == 'pull_request' && !contains(github.event.pull_request.labels.*.name, 'CI_ALL_BAZEL_TARGETS') }}
           MERGE_BASE_SHA: ${{ github.event.pull_request.base.sha }}
           BUILDEVENT_APIKEY: ${{ secrets.HONEYCOMB_API_TOKEN }}
           BRANCH_HEAD_SHA: ${{ github.event.pull_request.head.sha }}

.github/workflows/ci-main.yml

@@ -28,6 +28,7 @@ env:
   CI_RUN_ID: ${{ github.run_id }}
   RUSTFLAGS: "--remap-path-prefix=${CI_PROJECT_DIR}=/ic"
   BUILDEVENT_DATASET: "github-ci-dfinity"
+  RUN_ON_DIFF_ONLY: ${{ github.event_name == 'pull_request' && !contains(github.event.pull_request.labels.*.name, 'CI_ALL_BAZEL_TARGETS') }}
 jobs:
   bazel-test-all:
     name: Bazel Test All
@@ -99,7 +100,6 @@ jobs:
         env:
           AWS_SHARED_CREDENTIALS_CONTENT: ${{ secrets.AWS_SHARED_CREDENTIALS_FILE }}
           # Only run ci/bazel-scripts/diff.sh on PRs that are not labeled with "CI_ALL_BAZEL_TARGETS".
-          RUN_ON_DIFF_ONLY: ${{ github.event_name == 'pull_request' && !contains(github.event.pull_request.labels.*.name, 'CI_ALL_BAZEL_TARGETS') }}
           OVERRIDE_DIDC_CHECK: ${{ contains(github.event.pull_request.labels.*.name, 'CI_OVERRIDE_DIDC_CHECK') }}
         with:
           BAZEL_COMMAND: "test"
@@ -377,7 +377,6 @@ jobs:
           rm -rf "/cache/job/${CI_JOB_NAME}/${CI_RUN_ID}"
         env:
           BAZEL_COMMAND: "build"
-          RUN_ON_DIFF_ONLY: ${{ github.event_name == 'pull_request' && !contains(github.event.pull_request.labels.*.name, 'CI_ALL_BAZEL_TARGETS') }}
           MERGE_BASE_SHA: ${{ github.event.pull_request.base.sha }}
           BUILDEVENT_APIKEY: ${{ secrets.HONEYCOMB_API_TOKEN }}
           BRANCH_HEAD_SHA: ${{ github.event.pull_request.head.sha }}