Add library.properties, LICENSE, and fix CI workflow

- Add library metadata for Arduino Library Manager
- Add MIT license file
- Update GitHub Actions workflow to use shared ci-arduino repository

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

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

.github/workflows/githubci.yml

@@ -11,8 +11,15 @@ jobs:
     - uses: actions/setup-python@v4
       with:
         python-version: '3.x'
+    - name: Checkout ci-arduino
+      uses: actions/checkout@v3
+      with:
+         repository: adafruit/ci-arduino
+         path: ci
+
     - name: pre-install
       run: bash ci/actions_install.sh
+
     - name: test platforms
       run: python3 ci/build_platform.py main_platforms
 

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2025 Adafruit Industries
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

library.properties

@@ -0,0 +1,10 @@
+name=Adafruit VEML6046 Library
+version=1.0.0
+author=Adafruit
+maintainer=Adafruit <info@adafruit.com>
+sentence=Arduino library for VEML6046 high accuracy RGBIR color sensor
+paragraph=This library provides an interface for the VEML6046 high accuracy color digital 16-bit resolution sensor. The VEML6046 includes RGBIR photodiodes, 16-bit A/D converter, I2C interface, and interrupt functionality for ambient light and color sensing applications.
+category=Sensors
+url=https://github.com/adafruit/Adafruit_VEML6046
+architectures=*
+depends=Adafruit BusIO