style: standardize import ordering, type imports, and formatting in source files

Sort imports alphabetically, convert value imports to type-only where
appropriate, normalize indentation to tabs, and sort exports
alphabetically across UI components, pages, and lib modules.

src/db/schema.ts

@@ -1,4 +1,4 @@
-import { pgTable, text, timestamp, boolean } from "drizzle-orm/pg-core";
+import { boolean, pgTable, text, timestamp } from "drizzle-orm/pg-core";
 
 export const user = pgTable("user", {
 	id: text("id").primaryKey(),