[Search] Server side search API (#70446) (#71628)

* [search] Refactor the way search strategies are registered/retrieved on the server

* Fix types and tests and update docs

* Fix failing test

* Move strategy name into options

* Remove FE strategies

* TypeScript of hell
delete search explorer

* Fix search interceptor OSS tests

* test cleanup

* fix

* return search wrapper

* initial api

* Shiny happy cleanup

* docs

* fix jest test

* simplify strategy registration

* fix rebase

* fix rebase

* fix backport

* types

* TS for strategy

* docs

Co-authored-by: Lukas Olson <olson.lukas@gmail.com>
Co-authored-by: Elastic Machine <elasticmachine@users.noreply.github.com>

Co-authored-by: Lukas Olson <olson.lukas@gmail.com>
Co-authored-by: Elastic Machine <elasticmachine@users.noreply.github.com>

Author: 3 people

docs/development/plugins/data/server/kibana-plugin-plugins-data-server.irequesttypesmap.es.md

@@ -15,4 +15,5 @@ export interface ISearchOptions
 |  Property | Type | Description |
 |  --- | --- | --- |
 |  [signal](./kibana-plugin-plugins-data-server.isearchoptions.signal.md) | <code>AbortSignal</code> | An <code>AbortSignal</code> that allows the caller of <code>search</code> to abort a search request. |
+|  [strategy](./kibana-plugin-plugins-data-server.isearchoptions.strategy.md) | <code>string</code> |  |
 

docs/development/plugins/data/server/kibana-plugin-plugins-data-server.irequesttypesmap.md

@@ -0,0 +1,11 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-plugins-data-server](./kibana-plugin-plugins-data-server.md) &gt; [ISearchOptions](./kibana-plugin-plugins-data-server.isearchoptions.md) &gt; [strategy](./kibana-plugin-plugins-data-server.isearchoptions.strategy.md)
+
+## ISearchOptions.strategy property
+
+<b>Signature:</b>
+
+```typescript
+strategy?: string;
+```

docs/development/plugins/data/server/kibana-plugin-plugins-data-server.iresponsetypesmap.es.md

@@ -14,5 +14,5 @@ export interface ISearchSetup
 
 |  Property | Type | Description |
 |  --- | --- | --- |
-|  [registerSearchStrategy](./kibana-plugin-plugins-data-server.isearchsetup.registersearchstrategy.md) | <code>TRegisterSearchStrategy</code> | Extension point exposed for other plugins to register their own search strategies. |
+|  [registerSearchStrategy](./kibana-plugin-plugins-data-server.isearchsetup.registersearchstrategy.md) | <code>(name: string, strategy: ISearchStrategy) =&gt; void</code> | Extension point exposed for other plugins to register their own search strategies. |
 

docs/development/plugins/data/server/kibana-plugin-plugins-data-server.iresponsetypesmap.md

@@ -9,5 +9,5 @@ Extension point exposed for other plugins to register their own search strategie
 <b>Signature:</b>
 
 ```typescript
-registerSearchStrategy: TRegisterSearchStrategy;
+registerSearchStrategy: (name: string, strategy: ISearchStrategy) => void;
 ```