various path fixes for links to extensions, fix relative paths in links

Jacky Zhao

2023-08-17 0c199975f2d469ecdfd7efcf2ddd16ffa1dc492b

 quartz/components/styles/popover.scss

@@ -24,7 +24,7 @@
    position: relative;
    width: 30rem;
    max-height: 20rem;
    padding: 0 1rem 2rem 1rem;
    padding: 0 1rem 1rem 1rem;
    font-weight: initial;
    line-height: normal;
    font-size: initial;