Update and simplify dependabot config

.github/dependabot.yml

@@ -1,166 +1,36 @@
 # See Dependabot documentation for all configuration options:
-# https://docs.github.com/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file
+# https://docs.github.com/code-security/reference/supply-chain-security/dependabot-options-reference
 
 version: 2
 updates:
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
       interval: "daily"
+    groups:
+      github-actions:
+        patterns:
+          - "*"
     labels:
       - "auto.dependencies"
       - "auto.github-action"
-      - "lang.yaml"
+
   - package-ecosystem: "pub"
     versioning-strategy: "increase-if-necessary"
-    directories:
-      - "/"
-      - "/tool/dash_site"
+    directory: "/"
     schedule:
-      interval: "daily"
+      interval: "weekly"
     labels:
       - "auto.dependencies"
-      - "lang.dart"
+
   - package-ecosystem: "pub"
     versioning-strategy: "increase-if-necessary"
+    directory: "/examples"
     schedule:
-      interval: "daily"
+      interval: "weekly"
+    groups:
+      example-dependencies:
+        patterns:
+          - "*"
     labels:
       - "auto.code-examples"
-      - "lang.dart"
-    directories:
-      - "/examples/_animation/basic_hero_animation"
-      - "/examples/_animation/basic_radial_hero_animation"
-      - "/examples/_animation/basic_staggered_animation"
-      - "/examples/_animation/hero_animation"
-      - "/examples/_animation/radial_hero_animation"
-      - "/examples/_animation/radial_hero_animation_animate_rectclip"
-      - "/examples/_animation/staggered_pic_selection"
-      - "/examples/animation/animate0"
-      - "/examples/animation/animate1"
-      - "/examples/animation/animate2"
-      - "/examples/animation/animate3"
-      - "/examples/animation/animate4"
-      - "/examples/animation/animate5"
-      - "/examples/cookbook/animation/animated_container"
-      - "/examples/cookbook/animation/opacity_animation"
-      - "/examples/cookbook/animation/page_route_animation"
-      - "/examples/cookbook/animation/physics_simulation"
-      - "/examples/cookbook/design/drawer"
-      - "/examples/cookbook/design/fonts"
-      - "/examples/cookbook/design/orientation"
-      - "/examples/cookbook/design/package_fonts"
-      - "/examples/cookbook/design/snackbars"
-      - "/examples/cookbook/design/tabs"
-      - "/examples/cookbook/design/themes"
-      - "/examples/cookbook/effects/download_button"
-      - "/examples/cookbook/effects/drag_a_widget"
-      - "/examples/cookbook/effects/expandable_fab"
-      - "/examples/cookbook/effects/nested_nav"
-      - "/examples/cookbook/effects/parallax_scrolling"
-      - "/examples/cookbook/effects/shimmer_loading"
-      - "/examples/cookbook/effects/staggered_menu_animation"
-      - "/examples/cookbook/forms/focus"
-      - "/examples/cookbook/forms/retrieve_input"
-      - "/examples/cookbook/forms/text_field_changes"
-      - "/examples/cookbook/forms/text_input"
-      - "/examples/cookbook/forms/validation"
-      - "/examples/cookbook/games/achievements_leaderboards"
-      - "/examples/cookbook/games/firestore_multiplayer"
-      - "/examples/cookbook/gestures/dismissible"
-      - "/examples/cookbook/gestures/handling_taps"
-      - "/examples/cookbook/gestures/ripples"
-      - "/examples/cookbook/images/cached_images"
-      - "/examples/cookbook/images/fading_in_images"
-      - "/examples/cookbook/images/network_image"
-      - "/examples/cookbook/lists/basic_list"
-      - "/examples/cookbook/lists/floating_app_bar"
-      - "/examples/cookbook/lists/grid_lists"
-      - "/examples/cookbook/lists/horizontal_list"
-      - "/examples/cookbook/lists/long_lists"
-      - "/examples/cookbook/lists/mixed_list"
-      - "/examples/cookbook/lists/spaced_items"
-      - "/examples/cookbook/maintenance/error_reporting"
-      - "/examples/cookbook/navigation/hero_animations"
-      - "/examples/cookbook/navigation/named_routes"
-      - "/examples/cookbook/navigation/navigate_with_arguments"
-      - "/examples/cookbook/navigation/navigation_basics"
-      - "/examples/cookbook/navigation/passing_data"
-      - "/examples/cookbook/navigation/returning_data"
-      - "/examples/cookbook/networking/authenticated_requests"
-      - "/examples/cookbook/networking/background_parsing"
-      - "/examples/cookbook/networking/delete_data"
-      - "/examples/cookbook/networking/fetch_data"
-      - "/examples/cookbook/networking/send_data"
-      - "/examples/cookbook/networking/update_data"
-      - "/examples/cookbook/networking/web_sockets"
-      - "/examples/cookbook/persistence/key_value"
-      - "/examples/cookbook/persistence/reading_writing_files"
-      - "/examples/cookbook/persistence/sqlite"
-      - "/examples/cookbook/plugins/google_mobile_ads"
-      - "/examples/cookbook/plugins/picture_using_camera"
-      - "/examples/cookbook/plugins/play_video"
-      - "/examples/cookbook/testing/integration/introduction"
-      - "/examples/cookbook/testing/integration/profiling"
-      - "/examples/cookbook/testing/unit/counter_app"
-      - "/examples/cookbook/testing/unit/mocking"
-      - "/examples/cookbook/testing/widget/finders"
-      - "/examples/cookbook/testing/widget/introduction"
-      - "/examples/cookbook/testing/widget/scrolling"
-      - "/examples/cookbook/testing/widget/tap_drag"
-      - "/examples/data-and-backend/json"
-      - "/examples/deployment/obfuscate"
-      - "/examples/example_utils"
-      - "/examples/get-started/flutter-for/android_devs"
-      - "/examples/get-started/flutter-for/declarative"
-      - "/examples/get-started/flutter-for/ios_devs"
-      - "/examples/get-started/flutter-for/react_native_devs"
-      - "/examples/get-started/flutter-for/react_native_devs/my_widgets"
-      - "/examples/get-started/flutter-for/web_devs"
-      - "/examples/get-started/flutter-for/xamarin_devs"
-      - "/examples/googleapis"
-      - "/examples/integration_test"
-      - "/examples/integration_test_migration"
-      - "/examples/internationalization/add_language"
-      - "/examples/internationalization/gen_l10n_example"
-      - "/examples/internationalization/intl_example"
-      - "/examples/internationalization/minimal"
-      - "/examples/layout/base"
-      - "/examples/layout/card_and_stack"
-      - "/examples/layout/constraints"
-      - "/examples/layout/container"
-      - "/examples/layout/gallery"
-      - "/examples/layout/grid_and_list"
-      - "/examples/layout/lakes/interactive"
-      - "/examples/layout/lakes/step2"
-      - "/examples/layout/lakes/step3"
-      - "/examples/layout/lakes/step4"
-      - "/examples/layout/lakes/step5"
-      - "/examples/layout/lakes/step6"
-      - "/examples/layout/non_material"
-      - "/examples/layout/pavlova"
-      - "/examples/layout/row_column"
-      - "/examples/layout/sizing"
-      - "/examples/perf/concurrency/isolates"
-      - "/examples/perf/deferred_components"
-      - "/examples/platform_integration/compose_activities"
-      - "/examples/platform_integration/pigeon"
-      - "/examples/platform_integration/platform_channels"
-      - "/examples/platform_integration/platform_views"
-      - "/examples/platform_integration/plugin_api_migration"
-      - "/examples/resources/architectural_overview"
-      - "/examples/resources/dart_swift_concurrency"
-      - "/examples/state_mgmt/simple"
-      - "/examples/testing/code_debugging"
-      - "/examples/testing/common_errors"
-      - "/examples/testing/errors"
-      - "/examples/testing/integration_tests/how_to"
-      - "/examples/testing/native_debugging"
-      - "/examples/tools"
-      - "/examples/ui/adaptive_app_demos"
-      - "/examples/ui/advanced/actions_and_shortcuts"
-      - "/examples/ui/advanced/focus"
-      - "/examples/ui/assets_and_images"
-      - "/examples/ui/interactive"
-      - "/examples/ui/widgets_intro"
-      - "/examples/visual_debugging"