init: me-web 个人简历前端

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

contracts/constants.ts

@@ -0,0 +1,13 @@
+export const Session = {
+  cookieName: "admin_sid",
+  maxAgeMs: 365 * 24 * 60 * 60 * 1000,
+} as const;
+
+export const ErrorMessages = {
+  unauthenticated: "Authentication required",
+  insufficientRole: "Insufficient permissions",
+} as const;
+
+export const Paths = {
+  login: "/login",
+} as const;

contracts/errors.ts

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+type AppError = { tag: "app_error"; status: number; message: string };
+
+function appError(status: number, message: string): AppError {
+  return { tag: "app_error", status, message };
+}
+
+export const Errors = {
+  badRequest: (msg: string) => appError(400, msg),
+  unauthorized: (msg: string) => appError(401, msg),
+  forbidden: (msg: string) => appError(403, msg),
+  notFound: (msg: string) => appError(404, msg),
+  internal: (msg: string) => appError(500, msg),
+} as const;
+
+export type { AppError };

contracts/types.ts

@@ -0,0 +1,2 @@
+export type * from "../db/schema";
+export * from "./errors";