chore(deps): bump zod from 3.25.75 to 4.1.8

Bumps [zod](https://github.com/colinhacks/zod) from 3.25.75 to 4.1.8.
- [Release notes](https://github.com/colinhacks/zod/releases)
- [Commits](colinhacks/zod@v3.25.75...v4.1.8)

---
updated-dependencies:
- dependency-name: zod
  dependency-version: 4.1.8
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

apps/dashboard/package.json

@@ -73,7 +73,7 @@
     "tiny-invariant": "^1.3.3",
     "use-debounce": "^10.0.5",
     "vaul": "^1.1.2",
-    "zod": "3.25.75"
+    "zod": "4.1.8"
   },
   "devDependencies": {
     "@biomejs/biome": "2.0.6",

apps/nebula/package.json

@@ -37,7 +37,7 @@
     "tailwind-merge": "^2.6.0",
     "tailwindcss-animate": "^1.0.7",
     "thirdweb": "workspace:*",
-    "zod": "3.25.75"
+    "zod": "4.1.8"
   },
   "devDependencies": {
     "@biomejs/biome": "2.0.6",

apps/playground-web/package.json

@@ -48,7 +48,7 @@
     "thirdweb": "workspace:*",
     "use-debounce": "^10.0.5",
     "use-stick-to-bottom": "^1.1.1",
-    "zod": "3.25.75"
+    "zod": "4.1.8"
   },
   "devDependencies": {
     "@biomejs/biome": "2.0.6",

apps/wallet-ui/package.json

@@ -21,7 +21,7 @@
     "tailwindcss-animate": "^1.0.7",
     "thirdweb": "workspace:*",
     "tiny-invariant": "^1.3.3",
-    "zod": "3.25.75"
+    "zod": "4.1.8"
   },
   "devDependencies": {
     "@biomejs/biome": "2.0.6",

packages/service-utils/package.json

@@ -7,7 +7,7 @@
     "@confluentinc/kafka-javascript": "1.4.0",
     "@paralleldrive/cuid2": "^2.2.2",
     "aws4fetch": "1.0.20",
-    "zod": "3.25.75"
+    "zod": "4.1.8"
   },
   "devDependencies": {
     "@biomejs/biome": "2.0.6",

packages/thirdweb/package.json

@@ -40,7 +40,7 @@
     "toml": "3.0.0",
     "uqr": "0.1.2",
     "viem": "2.33.2",
-    "zod": "3.25.75"
+    "zod": "4.1.8"
   },
   "devDependencies": {
     "@aws-sdk/client-kms": "3.592.0",