build: update build_runner

build.yaml

@@ -1,9 +1,10 @@
 builders:
-  btool|bin_builder:
-    import: 'package:btool/bin_builder.dart'
+  bin_builder:
+    import: 'tools/bin_builder.dart'
     builder_factories: ['binBuilder']
     build_extensions: { '.bin.dart': ['.dart'] }
     build_to: source
+
 targets:
   $default:
     builders:

pubspec.yaml

@@ -26,4 +26,5 @@ script_runner:
     - activate-local: 'dart pub global activate --source path ./'
     - activate-global: 'dart pub global activate btool'
     - auto-fix: dart fix --apply
-    - publis: dart pub publish -f
+    - publish: dart pub publish -f
+    - watch: dart run build_runner watch --delete-conflicting-outputs