re-order alot, move to bun redis, generalized

src/lib/validators/email.ts

@@ -0,0 +1,18 @@
+const emailRestrictions: { regex: RegExp } = {
+	regex: /^[^\s@]+@[^\s@]+\.[^\s@]+$/,
+};
+
+export function isValidEmail(email: string): {
+	valid: boolean;
+	error?: string;
+} {
+	if (!email) {
+		return { valid: false, error: "" };
+	}
+
+	if (!emailRestrictions.regex.test(email)) {
+		return { valid: false, error: "Invalid email address" };
+	}
+
+	return { valid: true };
+}