Upload README.md

README.md

@@ -1,3 +1,18 @@
----
-license: mit
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+# viet-robot-noise-level-classifier
+
+A micro helper that classifies ambient noise level (in dB) into four classes:
+
+- `quiet`
+- `normal`
+- `noisy`
+- `very_noisy`
+
+Function:
+
+```python
+classify_noise(db: float) -> NoiseLevel
+```
+
+## License
+
+MIT