chore: Move to Typescript (#2783)

This PR moves the entire project to Typescript. Due to the ~1000 ignores this will lead to a messy codebase for a while, but the churn is worth it – all of those ignore comments are places that were never type-safe previously.

closes #1282

server/utils/color.ts

@@ -0,0 +1,19 @@
+import { darken } from "polished";
+import theme from "@shared/theme";
+
+export const palette = [
+  theme.brand.red,
+  theme.brand.blue,
+  theme.brand.purple,
+  theme.brand.pink,
+  theme.brand.marine,
+  theme.brand.green,
+  theme.brand.yellow,
+  darken(0.2, theme.brand.red),
+  darken(0.2, theme.brand.blue),
+  darken(0.2, theme.brand.purple),
+  darken(0.2, theme.brand.pink),
+  darken(0.2, theme.brand.marine),
+  darken(0.2, theme.brand.green),
+  darken(0.2, theme.brand.yellow),
+];