Add iOS launch screen and app icon assets

- Created new app icon images for various sizes and added them to the asset catalog.
- Added launch images for different resolutions (1x, 2x, 3x) in the asset catalog.
- Updated the LaunchScreen storyboard to use the new launch images.
- Created a README for the launch image assets directory.
- Updated Info.plist to reference the new launch storyboard.
- Added a bridging header for Swift compatibility.
- Created initial test file for Runner application.
- Initialized project structure with necessary files and configurations.

.metadata

@@ -0,0 +1,45 @@
+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled and should not be manually edited.
+
+version:
+  revision: "20f82749394e68bcfbbeee96bad384abaae09c13"
+  channel: "stable"
+
+project_type: app
+
+# Tracks metadata for the flutter migrate command
+migration:
+  platforms:
+    - platform: root
+      create_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+      base_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+    - platform: android
+      create_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+      base_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+    - platform: ios
+      create_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+      base_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+    - platform: linux
+      create_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+      base_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+    - platform: macos
+      create_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+      base_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+    - platform: web
+      create_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+      base_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+    - platform: windows
+      create_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+      base_revision: 20f82749394e68bcfbbeee96bad384abaae09c13
+
+  # User provided section
+
+  # List of Local paths (relative to this file) that should be
+  # ignored by the migrate tool.
+  #
+  # Files that are not part of the templates will be ignored by default.
+  unmanaged_files:
+    - 'lib/main.dart'
+    - 'ios/Runner.xcodeproj/project.pbxproj'