deps: Upgrade to Zod 4

packages/agent/package.json

@@ -112,7 +112,7 @@
     "tar": "^7.5.0",
     "uuid": "13.0.0",
     "yoga-wasm-web": "^0.3.3",
-    "zod": "^3.24.1"
+    "zod": "^4.2.0"
   },
   "files": [
     "dist/**/*",

packages/agent/src/server/bin.ts

@@ -7,25 +7,23 @@ import { claudeCodeConfigSchema, mcpServersSchema } from "./schemas";
 const envSchema = z.object({
   JWT_PUBLIC_KEY: z
     .string({
-      required_error:
-        "JWT_PUBLIC_KEY is required for authenticating client connections",
+      error: "JWT_PUBLIC_KEY is required for authenticating client connections",
     })
     .min(1, "JWT_PUBLIC_KEY cannot be empty"),
   POSTHOG_API_URL: z
     .string({
-      required_error:
-        "POSTHOG_API_URL is required for LLM gateway communication",
+      error: "POSTHOG_API_URL is required for LLM gateway communication",
     })
     .url("POSTHOG_API_URL must be a valid URL"),
   POSTHOG_PERSONAL_API_KEY: z
     .string({
-      required_error:
+      error:
         "POSTHOG_PERSONAL_API_KEY is required for authenticating with PostHog services",
     })
     .min(1, "POSTHOG_PERSONAL_API_KEY cannot be empty"),
   POSTHOG_PROJECT_ID: z
     .string({
-      required_error:
+      error:
         "POSTHOG_PROJECT_ID is required for routing requests to the correct project",
     })
     .regex(/^\d+$/, "POSTHOG_PROJECT_ID must be a numeric string")

packages/agent/src/server/schemas.ts

@@ -35,7 +35,7 @@ export const claudeCodeConfigSchema = z.object({
 export const jsonRpcRequestSchema = z.object({
   jsonrpc: z.literal("2.0"),
   method: z.string(),
-  params: z.record(z.unknown()).optional(),
+  params: z.record(z.string(), z.unknown()).optional(),
   id: z.union([z.string(), z.number()]).optional(),
 });
 

packages/electron-trpc/package.json

@@ -38,7 +38,7 @@
     "typescript": "^5.8.3",
     "vite": "^6.0.7",
     "vitest": "^2.1.8",
-    "zod": "^3.24.1"
+    "zod": "^4.2.0"
   },
   "peerDependencies": {
     "@trpc/client": ">=11.0.0",