feat(api): authentication

packages/db/src/queries/index.ts

@@ -1,2 +1,3 @@
 export * from "./articles";
 export * from "./sources";
+export * from "./users";

packages/db/src/queries/users.ts

@@ -0,0 +1,23 @@
+import { and, eq, ilike } from "drizzle-orm";
+
+import { Database } from "#db/client";
+import { users } from "#db/schema";
+
+export type User = typeof users.$inferSelect;
+
+export async function getUserByEmail(db: Database, email: string): Promise<User | undefined> {
+  return db.query.users.findFirst({
+    where: ilike(users.email, email),
+  });
+}
+
+export async function getUserById(
+  db: Database,
+  params: { id: string; email?: string },
+): Promise<User | undefined> {
+  const { id, email } = params;
+
+  return db.query.users.findFirst({
+    where: email ? and(eq(users.id, id), ilike(users.email, email)) : eq(users.id, id),
+  });
+}