Initial release v1.0.0

Add GPIO-based volume button driver for Lenovo IdeaPad Flex 5i Chromebook Gen 8

  Features:
  - Volume button detection via GPIO polling
  - Key repeat with configurable timings
  - Systemd service integration
  - Professional documentation

README.md

@@ -2,6 +2,27 @@
 
 Hardware volume button driver for Chromebook devices with non-functional side-mounted volume controls.
 
+## Free and Open Source Software
+
+This project is **completely free and open source** under the MIT License.
+
+**You are free to:**
+- Use this software for any purpose (personal, commercial, educational)
+- Study and modify the source code
+- Redistribute original or modified versions
+- Integrate into your own projects
+- Create derivative works
+
+**No restrictions except:**
+- Include the original MIT License and copyright notice
+- Provide attribution to the original author
+
+**Philosophy:**
+This software is released in the spirit of collaboration and knowledge sharing. It builds upon the work of countless open source contributors (see CREDITS.md) and continues that tradition by remaining completely free for everyone.
+
+**Contributions Welcome:**
+Pull requests, bug reports, documentation improvements, and hardware compatibility reports are encouraged and appreciated. See CONTRIBUTING.md for guidelines.
+
 ## Hardware Compatibility
 
 **Primary Target:**
@@ -201,6 +222,15 @@ Muyue
 
 ## Acknowledgments
 
-- MrChromebox for custom BIOS support
-- ChromiumOS embedded controller team
-- Linux GPIO subsystem maintainers
+This project is possible thanks to the work of many individuals and organizations:
+
+- **MrChromebox** - Custom UEFI firmware for Chromebooks
+- **ChromiumOS Team** - Embedded controller firmware and documentation
+- **Linux Kernel Contributors** - GPIO subsystem and input subsystem
+- **libgpiod Project** - Bartosz Golaszewski and contributors
+- **python-evdev** - Georgi Valkov and contributors
+- **Open Source Community** - All contributors to tools, libraries, and documentation used
+
+For a complete list of acknowledgments, see [CREDITS.md](CREDITS.md).
+
+This project stands on the shoulders of giants. Thank you to everyone who makes open source possible.