SVG renders weirdly when within HTML

[fivenp]

Describe the bug The badge renders properly when displayed as SVG but it gets Blurry once it's included in a markdown file or HTML

Expected behavior SVGs should render clean and nicely when embedded as <img />

Screenshots As pure SVG

SVG inside HTML:

Additional context There are some hints this is related to poor SVG preparation not being pixel perfect... I'll make sure refer to them...