chore(api): upgrade zod to v4 with v3 compat layer (GRO-131)

- Bump zod from ^3.24.1 to ^4.3.6
- Bump @hono/zod-validator from ^0.4.3 to ^0.7.6
- Update all 12 route files to import from "zod/v3" compat layer

Co-Authored-By: Paperclip <noreply@paperclip.ing>

apps/api/package.json

@@ -17,12 +17,12 @@
     "@groombook/db": "workspace:*",
     "@groombook/types": "workspace:*",
     "@hono/node-server": "^1.13.7",
-    "@hono/zod-validator": "^0.4.3",
+    "@hono/zod-validator": "^0.7.6",
     "better-auth": "^1.5.6",
     "hono": "^4.6.17",
     "node-cron": "^3.0.3",
     "nodemailer": "^6.9.16",
-    "zod": "^3.24.1"
+    "zod": "^4.3.6"
   },
   "devDependencies": {
     "@types/node": "^22.10.7",

apps/api/src/routes/appointmentGroups.ts

@@ -1,6 +1,6 @@
 import { Hono } from "hono";
 import { zValidator } from "@hono/zod-validator";
-import { z } from "zod";
+import { z } from "zod/v3";
 import {
   and,
   eq,

apps/api/src/routes/appointments.ts

@@ -1,6 +1,6 @@
 import { Hono } from "hono";
 import { zValidator } from "@hono/zod-validator";
-import { z } from "zod";
+import { z } from "zod/v3";
 import { randomBytes } from "node:crypto";
 import {
   and,

apps/api/src/routes/book.ts

@@ -1,6 +1,6 @@
 import { Hono } from "hono";
 import { zValidator } from "@hono/zod-validator";
-import { z } from "zod";
+import { z } from "zod/v3";
 import {
   and,
   eq,

apps/api/src/routes/clients.ts

@@ -1,6 +1,6 @@
 import { Hono } from "hono";
 import { zValidator } from "@hono/zod-validator";
-import { z } from "zod";
+import { z } from "zod/v3";
 import { and, eq, exists, getDb, or, clients, appointments } from "@groombook/db";
 import type { AppEnv } from "../middleware/rbac.js";
 

apps/api/src/routes/groomingLogs.ts

@@ -1,6 +1,6 @@
 import { Hono } from "hono";
 import { zValidator } from "@hono/zod-validator";
-import { z } from "zod";
+import { z } from "zod/v3";
 import { desc, eq, getDb, groomingVisitLogs } from "@groombook/db";
 
 export const groomingLogsRouter = new Hono();

apps/api/src/routes/impersonation.ts

@@ -1,6 +1,6 @@
 import { Hono } from "hono";
 import { zValidator } from "@hono/zod-validator";
-import { z } from "zod";
+import { z } from "zod/v3";
 import {
   and,
   eq,

apps/api/src/routes/invoices.ts

@@ -1,6 +1,6 @@
 import { Hono } from "hono";
 import { zValidator } from "@hono/zod-validator";
-import { z } from "zod";
+import { z } from "zod/v3";
 import {
   and,
   eq,

apps/api/src/routes/pets.ts

@@ -1,6 +1,6 @@
 import { Hono } from "hono";
 import { zValidator } from "@hono/zod-validator";
-import { z } from "zod";
+import { z } from "zod/v3";
 import { and, eq, exists, getDb, or, pets, appointments } from "@groombook/db";
 import type { AppEnv } from "../middleware/rbac.js";
 import {

apps/api/src/routes/portal.ts

@@ -1,6 +1,6 @@
 import { Hono } from "hono";
 import { zValidator } from "@hono/zod-validator";
-import { z } from "zod";
+import { z } from "zod/v3";
 import { and, eq, getDb, appointments, impersonationSessions, waitlistEntries } from "@groombook/db";
 import type { AppEnv } from "../middleware/rbac.js";
 

apps/api/src/routes/services.ts

@@ -1,6 +1,6 @@
 import { Hono } from "hono";
 import { zValidator } from "@hono/zod-validator";
-import { z } from "zod";
+import { z } from "zod/v3";
 import { eq, getDb, services } from "@groombook/db";
 
 export const servicesRouter = new Hono();

apps/api/src/routes/settings.ts

@@ -1,6 +1,6 @@
 import { Hono } from "hono";
 import { zValidator } from "@hono/zod-validator";
-import { z } from "zod";
+import { z } from "zod/v3";
 import { eq, getDb, businessSettings } from "@groombook/db";
 
 export const settingsRouter = new Hono();

apps/api/src/routes/staff.ts

@@ -1,6 +1,6 @@
 import { Hono } from "hono";
 import { zValidator } from "@hono/zod-validator";
-import { z } from "zod";
+import { z } from "zod/v3";
 import { randomBytes } from "node:crypto";
 import { and, eq, getDb, ne, staff, appointments } from "@groombook/db";
 import type { AppEnv } from "../middleware/rbac.js";