Replace raw cron expressions with fuzzy schedules (#229)

Author: Copilot

.github/workflows/daily-workflow-sync.lock.yml

@@ -1,7 +1,6 @@
 ---
 on:
-  schedule:
-    - cron: "0 13 * * 1-5"  # Daily at 1 PM UTC, weekdays only
+  schedule: daily on weekdays
   workflow_dispatch:
 
 permissions: read-all

.github/workflows/daily-workflow-sync.md

@@ -2,8 +2,7 @@
 description: Daily CI optimization coach that analyzes GitHub Actions workflows for efficiency improvements and cost reduction opportunities
 
 on:
-  schedule:
-    - cron: daily
+  schedule: daily
   workflow_dispatch:
 
 network:

workflows/ci-coach.md

@@ -2,9 +2,7 @@
 name: Daily Documentation Updater
 description: Automatically reviews and updates documentation based on recent code changes
 on:
-  schedule:
-    # Every day at a random time
-    - cron: daily
+  schedule: daily
   workflow_dispatch:
 
 network:

workflows/daily-doc-updater.md

@@ -3,8 +3,7 @@ name: Daily File Diet
 description: Analyzes source files daily to identify oversized files that exceed healthy size thresholds, creating actionable refactoring issues
 on:
   workflow_dispatch:
-  schedule:
-    - cron: "0 13 * * 1-5"
+  schedule: daily on weekdays
   skip-if-match: 'is:issue is:open in:title "[file-diet]"'
 
 permissions:

workflows/daily-file-diet.md

@@ -4,8 +4,7 @@ description: Creates weekly summary of issue activity including trends, charts,
 timeout-minutes: 20
 
 on:
-  schedule:
-    - cron: "0 15 * * 1"  # Weekly on Mondays at 3 PM UTC
+  schedule: weekly on monday
   workflow_dispatch:
 
 permissions:

workflows/weekly-issue-summary.md

@@ -7,9 +7,7 @@ description: |
   strategic decision-making.
 
 on:
-  schedule:
-    # Every week, Monday (fuzzy scheduling to distribute load)
-    - cron: "weekly on monday"
+  schedule: weekly on monday
   workflow_dispatch:
 
 permissions: read-all