refactor: migrate authentication and signup flow to use external API and improve type safety

lib/backend-types.ts

@@ -0,0 +1,31 @@
+export interface Links {
+	next_page: string | null;
+	previous_page: string | null;
+}
+export interface Meta {
+	total: number;
+	per_page: number;
+	current_page: number;
+	last_page: number;
+}
+
+export interface DataResponse<T> {
+	meta: Meta;
+	links: Links;
+	data: T[];
+}
+
+export interface Atoll {
+	id: number;
+	islands: Island[];
+	name: string;
+	createdAt: string;
+	updatedAt: string;
+}
+
+export interface Island {
+	id: number;
+	name: string;
+	createdAt: string;
+	updatedAt: string;
+}

lib/schemas.ts

@@ -5,10 +5,10 @@ export const signUpFormSchema = z.object({
 		.string()
 		.min(2, { message: "ID Card is required" })
 		.regex(/^[A][0-9]{6}$/, "Please enter a valid ID Card number."),
-	atoll_id: z.string().min(2, { message: "Atoll is required." }),
+	atoll_id: z.string().min(1, { message: "Atoll is required." }),
 	island_id: z
 		.string({ required_error: "Island is required." })
-		.min(2, { message: "Island is required." }),
+		.min(1, { message: "Island is required." }),
 	address: z.string().min(2, { message: "address is required." }),
 	dob: z.coerce.date({ message: "Date of birth is required." }),
 	phone_number: z
@@ -26,5 +26,8 @@ export const signUpFormSchema = z.object({
 			required_error: "You must accept the privacy policy",
 		})
 		.transform((val) => val === "on"),
-	accNo: z.string().min(2, { message: "Account number is required." }),
+	accNo: z
+		.string()
+		.min(2, { message: "Account number is required." })
+		.regex(/^(7\d{12}|9\d{16})$/, "Please enter a valid account number"),
 });