Update melos.yaml

Signed-off-by: Alex Li <[email protected]>

melos.yaml

@@ -16,15 +16,16 @@ command:
     runPubGetInParallel: false
 
 scripts:
-  files-patch:
-    run: dart $MELOS_ROOT_PATH/scripts/files_patch.dart
+  files-patch: # Apply files patches for different versions of SDKs.
+    run: |
+      dart $MELOS_ROOT_PATH/scripts/files_patch.dart
 
-  pre-bootstrap:
+  pre-bootstrap: # Filtering available packages that need to be bootstrapped.
     run: |
       export MELOS_PACKAGES=$(dart $MELOS_ROOT_PATH/scripts/melos_packages.dart true)
       melos bootstrap
 
-  github-ci:
+  github-ci: # Executions for GitHub Action runners.
     run: |
       export MELOS_IGNORE_PACKAGES=$(dart $MELOS_ROOT_PATH/scripts/melos_packages.dart false)
       melos exec $(eval echo $MELOS_IGNORE_PACKAGES) -- "dart format --set-exit-if-changed ."