Initial Flutter project setup with GPS speedometer requirements

- Added comprehensive README.md with project requirements
- Project configured for customizable GPS speedometer app
- Target platform: Android mobile phones (portrait)
- Features planned: customizable speed units, display styles, themes

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

linux/flutter/generated_plugin_registrant.cc

@@ -0,0 +1,11 @@
+//
+//  Generated file. Do not edit.
+//
+
+// clang-format off
+
+#include "generated_plugin_registrant.h"
+
+
+void fl_register_plugins(FlPluginRegistry* registry) {
+}