fix(action): limit content size to 40MB (#40)

* fix(action): limit content size to 50MB

* fix(limit): don't echo output on big file

run.sh

@@ -24,16 +24,18 @@ exit_code=$?
 CONTEXT="$(mktemp)"
 GIT_CLIFF_OUTPUT="$CONTEXT" ./bin/git-cliff $args --context
 
-# Output to console
-cat "$OUTPUT"
-
 # Revert permissions
 chown -R "$owner" .
 
-# Set the changelog content
+# Set the changelog content (max: 50MB)
+FILESIZE=$(stat -c%s "$OUTPUT")
+MAXSIZE=$((40 * 1024 * 1024))
+if [ "$FILESIZE" -le "$MAXSIZE" ]; then
   echo "content<<EOF" >>$GITHUB_OUTPUT
   cat "$OUTPUT" >>$GITHUB_OUTPUT
   echo "EOF" >>$GITHUB_OUTPUT
+  cat "$OUTPUT"
+fi
 
 # Set output file
 echo "changelog=$OUTPUT" >>$GITHUB_OUTPUT