Discoverer v2 support. Spelling suggestions feature

.editorconfig

@@ -10,7 +10,7 @@ indent_style = space
 insert_final_newline = true
 trim_trailing_whitespace = true
 
-[{*.yml}]
+[*.yml]
 indent_size = 2
 indent_style = space
 

_config/adaptors.yml

@@ -0,0 +1,24 @@
+---
+Name: discoverer-bifrost-adaptors
+After: discoverer-adaptors
+Only:
+  envvarset: 'BIFROST_QUERY_API_KEY'
+---
+SilverStripe\Core\Injector\Injector:
+  SilverStripe\Discoverer\Query\Facet\FacetAdaptor:
+    class: SilverStripe\DiscovererElasticEnterprise\Query\Facet\FacetAdaptor
+  SilverStripe\Discoverer\Query\Filter\CriteriaAdaptor:
+    class: SilverStripe\DiscovererElasticEnterprise\Query\Filter\CriteriaAdaptor
+  SilverStripe\Discoverer\Query\Filter\CriterionAdaptor:
+    class: SilverStripe\DiscovererElasticEnterprise\Query\Filter\CriterionAdaptor
+  SilverStripe\Discoverer\Service\Interfaces\ProcessAnalyticsAdaptor:
+    class: SilverStripe\DiscovererElasticEnterprise\Service\Adaptors\ProcessAnalyticsAdaptor
+  SilverStripe\Discoverer\Service\Interfaces\QuerySuggestionAdaptor:
+    class: SilverStripe\DiscovererElasticEnterprise\Service\Adaptors\QuerySuggestionAdaptor
+  SilverStripe\Discoverer\Service\Interfaces\SearchAdaptor:
+    class: SilverStripe\DiscovererElasticEnterprise\Service\Adaptors\SearchAdaptor
+  SilverStripe\Discoverer\Service\Interfaces\SpellingSuggestionAdaptor:
+    class: SilverStripe\DiscovererElasticEnterprise\Service\Adaptors\SpellingSuggestionAdaptor
+
+SilverStripe\DiscovererElasticEnterprise\Service\Adaptors\BaseAdaptor:
+  prefix_env_var: 'BIFROST_ENGINE_PREFIX'

_config/factory.yml

@@ -0,0 +1,12 @@
+---
+Name: discoverer-bifrost-factory
+Only:
+  envvarset: 'BIFROST_QUERY_API_KEY'
+---
+SilverStripe\Core\Injector\Injector:
+  Elastic\EnterpriseSearch\Client.searchClient:
+    factory: SilverStripe\DiscovererBifrost\Service\ClientFactory
+    constructor:
+      host: '`BIFROST_ENDPOINT`'
+      token: '`BIFROST_QUERY_API_KEY`'
+      http_client: '%$GuzzleHttp\Client'

_config/requests.yml

@@ -0,0 +1,12 @@
+---
+Name: discoverer-bifrost-requests
+Only:
+  envvarset: 'BIFROST_QUERY_API_KEY'
+---
+SilverStripe\Core\Injector\Injector:
+  Elastic\EnterpriseSearch\AppSearch\Request\Search:
+    class: SilverStripe\DiscovererBifrost\Service\Requests\Search
+  Elastic\EnterpriseSearch\AppSearch\Request\LogClickthrough:
+    class: SilverStripe\DiscovererBifrost\Service\Requests\ClickPost
+  Elastic\EnterpriseSearch\AppSearch\Request\QuerySuggestion:
+    class: SilverStripe\DiscovererBifrost\Service\Requests\QuerySuggestion