Add roadmap progress tracker and completion UI

.gitignore

@@ -1,123 +1,122 @@
-# Miscellaneous
-*.class
-*.lock
-*.log
-*.pyc
-*.swp
-.buildlog/
-.history
-
-
-
-# Flutter repo-specific
-/bin/cache/
-/bin/internal/bootstrap.bat
-/bin/internal/bootstrap.sh
-/bin/mingit/
-/dev/benchmarks/mega_gallery/
-/dev/bots/.recipe_deps
-/dev/bots/android_tools/
-/dev/devicelab/ABresults*.json
-/dev/docs/doc/
-/dev/docs/flutter.docs.zip
-/dev/docs/lib/
-/dev/docs/pubspec.yaml
-/dev/integration_tests/**/xcuserdata
-/dev/integration_tests/**/Pods
-/packages/flutter/coverage/
-version
-analysis_benchmark.json
-
-# packages file containing multi-root paths
-.packages.generated
-
-# Flutter/Dart/Pub related
-**/doc/api/
-.dart_tool/
-.flutter-plugins
-.flutter-plugins-dependencies
-**/generated_plugin_registrant.dart
-.packages
-.pub-preload-cache/
-.pub/
-build/
-flutter_*.png
-linked_*.ds
-unlinked.ds
-unlinked_spec.ds
-
-# Android related
-**/android/**/gradle-wrapper.jar
-.gradle/
-**/android/captures/
-**/android/gradlew
-**/android/gradlew.bat
-**/android/local.properties
-**/android/**/GeneratedPluginRegistrant.java
-**/android/key.properties
-*.jks
-
-# iOS/XCode related
-**/ios/**/*.mode1v3
-**/ios/**/*.mode2v3
-**/ios/**/*.moved-aside
-**/ios/**/*.pbxuser
-**/ios/**/*.perspectivev3
-**/ios/**/*sync/
-**/ios/**/.sconsign.dblite
-**/ios/**/.tags*
-**/ios/**/.vagrant/
-**/ios/**/DerivedData/
-**/ios/**/Icon?
-**/ios/**/Pods/
-**/ios/**/.symlinks/
-**/ios/**/profile
-**/ios/**/xcuserdata
-**/ios/.generated/
-**/ios/Flutter/.last_build_id
-**/ios/Flutter/App.framework
-**/ios/Flutter/Flutter.framework
-**/ios/Flutter/Flutter.podspec
-**/ios/Flutter/Generated.xcconfig
-**/ios/Flutter/ephemeral
-**/ios/Flutter/app.flx
-**/ios/Flutter/app.zip
-**/ios/Flutter/flutter_assets/
-**/ios/Flutter/flutter_export_environment.sh
-**/ios/ServiceDefinitions.json
-**/ios/Runner/GeneratedPluginRegistrant.*
-
-# macOS
-**/Flutter/ephemeral/
-**/Pods/
-**/macos/Flutter/GeneratedPluginRegistrant.swift
-**/macos/Flutter/ephemeral
-**/xcuserdata/
-
-# Windows
-**/windows/flutter/generated_plugin_registrant.cc
-**/windows/flutter/generated_plugin_registrant.h
-**/windows/flutter/generated_plugins.cmake
-
-# Linux
-**/linux/flutter/generated_plugin_registrant.cc
-**/linux/flutter/generated_plugin_registrant.h
-**/linux/flutter/generated_plugins.cmake
-
-# Coverage
-coverage/
-
-# Symbols
-app.*.symbols
-
-# Exceptions to above rules.
-!**/ios/**/default.mode1v3
-!**/ios/**/default.mode2v3
-!**/ios/**/default.pbxuser
-!**/ios/**/default.perspectivev3
-!/packages/flutter_tools/test/data/dart_dependencies_test/**/.packages
-!/dev/ci/**/Gemfile.lock.venv/
-# Python virtual environment
-venv/
-.venv/
-
+# Miscellaneous
+*.class
+*.lock
+*.log
+*.pyc
+*.swp
+.buildlog/
+.history
+
+
+
+# Flutter repo-specific
+/bin/cache/
+/bin/internal/bootstrap.bat
+/bin/internal/bootstrap.sh
+/bin/mingit/
+/dev/benchmarks/mega_gallery/
+/dev/bots/.recipe_deps
+/dev/bots/android_tools/
+/dev/devicelab/ABresults*.json
+/dev/docs/doc/
+/dev/docs/flutter.docs.zip
+/dev/docs/lib/
+/dev/docs/pubspec.yaml
+/dev/integration_tests/**/xcuserdata
+/dev/integration_tests/**/Pods
+/packages/flutter/coverage/
+version
+analysis_benchmark.json
+
+# packages file containing multi-root paths
+.packages.generated
+
+# Flutter/Dart/Pub related
+**/doc/api/
+.dart_tool/
+.flutter-plugins
+.flutter-plugins-dependencies
+**/generated_plugin_registrant.dart
+.packages
+.pub-preload-cache/
+.pub/
+build/
+flutter_*.png
+linked_*.ds
+unlinked.ds
+unlinked_spec.ds
+
+# Android related
+**/android/**/gradle-wrapper.jar
+.gradle/
+**/android/captures/
+**/android/gradlew
+**/android/gradlew.bat
+**/android/local.properties
+**/android/**/GeneratedPluginRegistrant.java
+**/android/key.properties
+*.jks
+
+# iOS/XCode related
+**/ios/**/*.mode1v3
+**/ios/**/*.mode2v3
+**/ios/**/*.moved-aside
+**/ios/**/*.pbxuser
+**/ios/**/*.perspectivev3
+**/ios/**/*sync/
+**/ios/**/.sconsign.dblite
+**/ios/**/.tags*
+**/ios/**/.vagrant/
+**/ios/**/DerivedData/
+**/ios/**/Icon?
+**/ios/**/Pods/
+**/ios/**/.symlinks/
+**/ios/**/profile
+**/ios/**/xcuserdata
+**/ios/.generated/
+**/ios/Flutter/.last_build_id
+**/ios/Flutter/App.framework
+**/ios/Flutter/Flutter.framework
+**/ios/Flutter/Flutter.podspec
+**/ios/Flutter/Generated.xcconfig
+**/ios/Flutter/ephemeral
+**/ios/Flutter/app.flx
+**/ios/Flutter/app.zip
+**/ios/Flutter/flutter_assets/
+**/ios/Flutter/flutter_export_environment.sh
+**/ios/ServiceDefinitions.json
+**/ios/Runner/GeneratedPluginRegistrant.*
+
+# macOS
+**/Flutter/ephemeral/
+**/Pods/
+**/macos/Flutter/GeneratedPluginRegistrant.swift
+**/macos/Flutter/ephemeral
+**/xcuserdata/
+
+# Windows
+**/windows/flutter/generated_plugin_registrant.cc
+**/windows/flutter/generated_plugin_registrant.h
+**/windows/flutter/generated_plugins.cmake
+
+# Linux
+**/linux/flutter/generated_plugin_registrant.cc
+**/linux/flutter/generated_plugin_registrant.h
+**/linux/flutter/generated_plugins.cmake
+
+# Coverage
+coverage/
+
+# Symbols
+app.*.symbols
+
+# Exceptions to above rules.
+!**/ios/**/default.mode1v3
+!**/ios/**/default.mode2v3
+!**/ios/**/default.pbxuser
+!**/ios/**/default.perspectivev3
+!/packages/flutter_tools/test/data/dart_dependencies_test/**/.packages
+!/dev/ci/**/Gemfile.lock.venv/
+# Python virtual environment
+venv/
+.venv/