CAR-KEY-KILLER: Complete jamming system with enhanced error handling and dark hacker documentation

- Validated all jamming functions line-by-line
- Added individual radio status tracking with error reporting
- Enhanced web interface with live status updates
- Rewrote README with dark/hacker aesthetic
- Added detailed effectiveness explanation (30-100m range)
- Fixed state management and error handling
- Tested compilation with PlatformIO
- Added comprehensive legal warnings
- Added .gitignore for build artifacts

.gitignore

@@ -0,0 +1,85 @@
+# PlatformIO
+.pio/
+.pioenvs/
+.piolibdeps/
+
+# Build artifacts
+*.elf
+*.bin
+*.hex
+*.eep
+*.lss
+*.sym
+*.map
+
+# Object files
+*.o
+*.a
+*.so
+*.d
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Libraries
+.lib/
+
+# IDE files
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS files
+.DS_Store
+Thumbs.db
+
+# PlatformIO project files
+.project
+.cproject
+.settings/
+
+# Compiled source
+*.com
+*.class
+*.dll
+*.exe
+*.out
+*.app
+
+# PlatformIO debug files
+.debug/
+.gdbinit
+
+# PlatformIO test files
+test/
+
+# PlatformIO dependencies
+~/.platformio/
+
+# PlatformIO temporary files
+*.tmp
+*.log
+
+# PlatformIO package files
+*.pkg
+
+# PlatformIO library manager
+lib_deps_cache.json
+
+# PlatformIO environment
+.env
+
+# PlatformIO upload flags
+upload_flags.ini
+
+# PlatformIO extra scripts
+extra_scripts.py
+
+# PlatformIO board configuration
+board_*.json
+
+# PlatformIO platform configuration
+platform_*.json