feat: runtime env

Support runtime environment variables using server components.

This will mean docker images can change env vars for runtime as required.

packages/lib/types/pick-starts-with.ts

@@ -0,0 +1,3 @@
+export type PickStartsWith<T extends object, S extends string> = {
+  [K in keyof T as K extends `${S}${string}` ? K : never]: T[K];
+};