[Attack discovery] Enable the Attack discovery and Attack discovery schedules public API feature flag by default

oas_docs/output/kibana.serverless.yaml

@@ -9479,8 +9479,9 @@ paths:
           example: 50
           in: query
           name: size
-          required: true
+          required: false
           schema:
+            default: 50
             minimum: 1
             type: number
         - description: Start of the time range for filtering generations. Accepts absolute timestamps (ISO 8601) or relative date math (e.g. "now-7d").

oas_docs/output/kibana.yaml

@@ -10315,8 +10315,9 @@ paths:
           example: 50
           in: query
           name: size
-          required: true
+          required: false
           schema:
+            default: 50
             minimum: 1
             type: number
         - description: Start of the time range for filtering generations. Accepts absolute timestamps (ISO 8601) or relative date math (e.g. "now-7d").

x-pack/platform/packages/shared/kbn-elastic-assistant-common/docs/openapi/ess/attack_discovery_api_2023_10_31.bundled.schema.yaml

@@ -1428,8 +1428,9 @@ paths:
           example: 50
           in: query
           name: size
-          required: true
+          required: false
           schema:
+            default: 50
             minimum: 1
             type: number
         - description: >-

x-pack/platform/packages/shared/kbn-elastic-assistant-common/docs/openapi/serverless/attack_discovery_api_2023_10_31.bundled.schema.yaml

@@ -1428,8 +1428,9 @@ paths:
           example: 50
           in: query
           name: size
-          required: true
+          required: false
           schema:
+            default: 50
             minimum: 1
             type: number
         - description: >-

x-pack/platform/packages/shared/kbn-elastic-assistant-common/impl/schemas/attack_discovery/routes/public/get/get_attack_discovery_generations_route.gen.ts

@@ -29,7 +29,7 @@ export const GetAttackDiscoveryGenerationsRequestQuery = z.object({
   /**
    * The maximum number of generations to retrieve
    */
-  size: z.coerce.number().min(1),
+  size: z.coerce.number().min(1).optional().default(50),
   /**
    * Start of the time range for filtering generations. Accepts absolute timestamps (ISO 8601) or relative date math (e.g. "now-7d").
    */

x-pack/platform/packages/shared/kbn-elastic-assistant-common/impl/schemas/attack_discovery/routes/public/get/get_attack_discovery_generations_route.schema.yaml

@@ -28,10 +28,11 @@ paths:
           example: "now"
         - name: size
           in: query
-          required: true
+          required: false
           schema:
             type: number
             minimum: 1
+            default: 50
           description: The maximum number of generations to retrieve
           example: 50
         - name: start

x-pack/solutions/security/plugins/elastic_assistant/server/routes/attack_discovery/helpers/get_kibana_feature_flags.ts

@@ -20,7 +20,7 @@ export const getKibanaFeatureFlags = async (
 
   const attackDiscoveryPublicApiEnabled = await featureFlags.getBooleanValue(
     ATTACK_DISCOVERY_PUBLIC_API_ENABLED_FEATURE_FLAG,
-    false
+    true
   );
 
   return {

x-pack/solutions/security/plugins/security_solution/public/attack_discovery/pages/settings_flyout/alert_selection/alert_selection_query/index.tsx

@@ -203,6 +203,7 @@ const AlertSelectionQueryComponent: React.FC<Props> = ({
       >
         <EuiSuperDatePicker
           commonlyUsedRanges={commonlyUsedRanges}
+          compressed={true}
           data-test-subj="alertSelectionDatePicker"
           end={settings.end}
           isDisabled={false}

x-pack/solutions/security/plugins/security_solution/public/attack_discovery/pages/use_kibana_feature_flags/index.test.tsx

@@ -74,7 +74,7 @@ describe('useKibanaFeatureFlags', () => {
     });
   });
 
-  it('calls getBooleanValue with the expected default value (false)', async () => {
+  it('calls getBooleanValue with the expected default value (true)', async () => {
     mockGetBooleanValueFn.mockReturnValue(false);
 
     renderHook(() => useKibanaFeatureFlags(), {
@@ -84,7 +84,7 @@ describe('useKibanaFeatureFlags', () => {
     await waitFor(() => {
       expect(mockGetBooleanValueFn).toHaveBeenCalledWith(
         ATTACK_DISCOVERY_PUBLIC_API_ENABLED_FEATURE_FLAG,
-        false // <-- expected default when the feature flag is not configured
+        true // <-- expected default when the feature flag is not configured
       );
     });
   });

x-pack/solutions/security/plugins/security_solution/public/attack_discovery/pages/use_kibana_feature_flags/index.tsx

@@ -19,7 +19,7 @@ export const useKibanaFeatureFlags = (): UseKibanaFeatureFlags => {
   } = useKibana();
 
   const attackDiscoveryPublicApiEnabled = useMemo(
-    () => featureFlags.getBooleanValue(ATTACK_DISCOVERY_PUBLIC_API_ENABLED_FEATURE_FLAG, false),
+    () => featureFlags.getBooleanValue(ATTACK_DISCOVERY_PUBLIC_API_ENABLED_FEATURE_FLAG, true),
     [featureFlags]
   );