Initial commit

.gitignore

@@ -0,0 +1,57 @@
+# Ignore build artifacts from Arduino IDE, Arduino CLI and PlatformIO
+build/
+tmp/
+output/
+.pio/
+.pioenvs/
+.platformio/
+*.hex
+*.elf
+*.bin
+*.eep
+*.map
+*.o
+*.obj
+*.a
+*.d
+*.lst
+*.sym
+
+# Project-specific generated files
+*.log
+*.tmp
+
+# IDE/editor configs
+.vscode/
+.idea/
+*.suo
+*.user
+*.userprefs
+*.sln
+*.proj
+*.project
+*.classpath
+.settings/
+.vscode/*
+.idea/*
+
+# OS files
+.DS_Store
+Thumbs.db
+
+# Arduino cache and global state
+.arduino15/
+.arduino/
+.arduino-builder/
+
+# Optional: ignore compiled library objects but keep source (adjust if storing built libs)
+**/lib/**/*.o
+**/libraries/**/*.o
+
+# Keep your libraries and sketches under version control
+!libraries/
+!**/*.ino
+!**/*.pde
+
+# tooling
+*.exe