ADK changes

PiperOrigin-RevId: 828724734

Author: google-genai-bot

.gitignore

@@ -28,12 +28,4 @@ e2e/*.js
 e2e/*.map
 
 # System Files
-.DS_Store/
-
-# Python virtual environment
-adk-env/
-
-# ADK samples
-adk-samples/
-
-venv/
+.DS_Store

angular.json

@@ -73,10 +73,7 @@
               "buildTarget": "agent_framework_web:build:development"
             }
           },
-          "defaultConfiguration": "development",
-          "options": {
-            "poll": 2000
-          }
+          "defaultConfiguration": "development"
         },
         "extract-i18n": {
           "builder": "@angular-devkit/build-angular:extract-i18n"