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**Describe the bug** I compiled btop with GPU support, but the gpu stats aren't visible, because btop cant find libnvidia-ml.so [A clear and concise description of what the bug is.]...

**Describe the solution you'd like** I think it would be a great idea to add an indicator for wifi networks to show the quality, signal strength, band, i.e. 2.4/5 GHZ,...