Initial commit: EatMe attendance tracker

Google-SSO PWA for bistro employee clock-in/out, admin employee
management, and stats with CSV export. Express + SQLite backend,
React + Zustand frontend in the light-mono-tui design language.
Multi-stage Dockerfile, compose.yaml for image-based deploys, nginx
reverse-proxy template, and an OKF documentation bundle in docs/.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

backend/src/types.ts

@@ -0,0 +1,33 @@
+export type EventType = "clock_in" | "clock_out" | "break_start" | "break_end";
+
+export interface Employee {
+  id: number;
+  email: string;
+  name: string | null;
+  active: 0 | 1;
+  created_at: string;
+}
+
+export interface AttendanceEvent {
+  id: number;
+  employee_id: number;
+  type: EventType;
+  ts: string;
+}
+
+export type Role = "admin" | "employee";
+
+export interface SessionUser {
+  email: string;
+  name: string | null;
+  role: Role;
+  employeeId: number | null;
+}
+
+declare global {
+  namespace Express {
+    interface Request {
+      user?: SessionUser;
+    }
+  }
+}