DBZ-4653 Execute documentation changes workflow daily

.github/workflows/doc-changes-workflow.yml

@@ -6,7 +6,7 @@ name: Documentation Changes
 on:
   # Schedule job to run at midnight UTC every Saturday
   schedule:
-    - cron: "0 0 * * 6"
+    - cron: "0 0 * * *"
 
 jobs:
 

github-support/notify-documentation-changes.sh

@@ -2,24 +2,29 @@
 
 set -ouo > /dev/null 2>&1
 
-GIT_SINCE="1.weeks"
+GIT_SINCE="24 hours ago"
 GITHUB_COMMIT_URL="https://github.com/debezium/debezium/commit/"
 OUTPUT="documentation_changes.txt"
 GIT_OUTPUT_FILE="git_history.txt"
 GIT_BRANCH=`git rev-parse --abbrev-ref HEAD`
 
 # Get the history from Git
-git log --pretty=oneline --follow --since=$GIT_SINCE -- documentation > $GIT_OUTPUT_FILE
+git log --pretty=oneline --follow --since="$GIT_SINCE" -- documentation > $GIT_OUTPUT_FILE
 
 rm -f $OUTPUT
-echo "The following Debezium documentation changes have been made in the last 7 days on branch \"$GIT_BRANCH\":" >> $OUTPUT
+echo "The following Debezium documentation changes have been made in the last 24 hours on branch \"$GIT_BRANCH\":" >> $OUTPUT
 echo "" >> $OUTPUT
 
+if [ -s "$GIT_OUTPUT_FILE" ]; then
   while IFS=" " read -r COMMIT_SHA COMMIT_MSG
   do
     echo "* [$COMMIT_SHA]($GITHUB_COMMIT_URL$COMMIT_SHA)" >> $OUTPUT
     echo "$COMMIT_MSG" >> $OUTPUT
   done < $GIT_OUTPUT_FILE
+else
+  echo "* No changes found" >> $OUTPUT
+fi
+
 rm -f $GIT_OUTPUT_FILE
 
 cat $OUTPUT