fix: replace old config schemas for extensions and blueprints

to overcome a lot of warnings given during for example testing where
these extensions are used.

Signed-off-by: Hellgren Heikki <heikki.hellgren@op.fi>

plugins/search/package.json

@@ -71,7 +71,8 @@
     "@material-ui/core": "^4.12.2",
     "@material-ui/icons": "^4.9.1",
     "qs": "^6.9.4",
-    "react-use": "^17.2.4"
+    "react-use": "^17.2.4",
+    "zod": "^3.25.76 || ^4.0.0"
   },
   "devDependencies": {
     "@backstage/cli": "workspace:^",

plugins/search/report-alpha.api.md

@@ -47,8 +47,12 @@ const _default: OverridableFrontendPlugin<
     'nav-item:search': OverridableExtensionDefinition<{
       kind: 'nav-item';
       name: undefined;
-      config: {};
-      configInput: {};
+      config: {
+        title: string | undefined;
+      };
+      configInput: {
+        title?: string | undefined;
+      };
       output: ExtensionDataRef<
         {
           title: string;
@@ -73,8 +77,8 @@ const _default: OverridableFrontendPlugin<
       };
       configInput: {
         noTrack?: boolean | undefined;
-        title?: string | undefined;
         path?: string | undefined;
+        title?: string | undefined;
       };
       output:
         | ExtensionDataRef<string, 'core.routing.path', {}>
@@ -214,8 +218,12 @@ export const searchApi: OverridableExtensionDefinition<{
 export const searchNavItem: OverridableExtensionDefinition<{
   kind: 'nav-item';
   name: undefined;
-  config: {};
-  configInput: {};
+  config: {
+    title: string | undefined;
+  };
+  configInput: {
+    title?: string | undefined;
+  };
   output: ExtensionDataRef<
     {
       title: string;
@@ -242,8 +250,8 @@ export const searchPage: OverridableExtensionDefinition<{
   };
   configInput: {
     noTrack?: boolean | undefined;
-    title?: string | undefined;
     path?: string | undefined;
+    title?: string | undefined;
   };
   output:
     | ExtensionDataRef<string, 'core.routing.path', {}>

plugins/search/src/alpha.tsx

@@ -18,6 +18,7 @@ import Grid from '@material-ui/core/Grid';
 import Paper from '@material-ui/core/Paper';
 import { makeStyles, Theme } from '@material-ui/core/styles';
 import SearchIcon from '@material-ui/icons/Search';
+import { z } from 'zod/v4';
 
 import {
   CatalogIcon,
@@ -93,10 +94,8 @@ const useSearchPageStyles = makeStyles((theme: Theme) => ({
 
 /** @alpha */
 export const searchPage = PageBlueprint.makeWithOverrides({
-  config: {
-    schema: {
-      noTrack: z => z.boolean().default(false),
-    },
+  configSchema: {
+    noTrack: z.boolean().default(false),
   },
   inputs: {
     items: createExtensionInput([SearchResultListItemBlueprint.dataRefs.item]),