[Cases] Add extract observables setting to cases SO mapping (#236028)

## Summary

This is part 1 of introducing auto-extract observables in cases. This PR
adds mapping and default value of false to a new setting called
`extractObservables`.

Part 2 that introduces the actual feature is in
#233027

### Checklist

Check the PR satisfies following conditions. 

Reviewers should verify this PR satisfies this list as well.

- [ ] Any text added follows [EUI's writing
guidelines](https://elastic.github.io/eui/#/guidelines/writing), uses
sentence case text and includes [i18n
support](https://github.com/elastic/kibana/blob/main/src/platform/packages/shared/kbn-i18n/README.md)
- [ ]
[Documentation](https://www.elastic.co/guide/en/kibana/master/development-documentation.html)
was added for features that require explanation or tutorials
- [ ] [Unit or functional
tests](https://www.elastic.co/guide/en/kibana/master/development-tests.html)
were updated or added to match the most common scenarios
- [ ] If a plugin configuration key changed, check if it needs to be
allowlisted in the cloud and added to the [docker
list](https://github.com/elastic/kibana/blob/main/src/dev/build/tasks/os_packages/docker_generator/resources/base/bin/kibana-docker)
- [ ] This was checked for breaking HTTP API changes, and any breaking
changes have been approved by the breaking-change committee. The
`release_note:breaking` label should be applied in these situations.
- [ ] [Flaky Test
Runner](https://ci-stats.kibana.dev/trigger_flaky_test_runner/1) was
used on any tests changed
- [ ] The PR description includes the appropriate Release Notes section,
and the correct `release_note:*` label is applied per the
[guidelines](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process)
- [ ] Review the [backport
guidelines](https://docs.google.com/document/d/1VyN5k91e5OVumlc0Gb9RPa3h1ewuPE705nRtioPiTvY/edit?usp=sharing)
and apply applicable `backport:*` labels.

### Identify risks

Does this PR introduce any risks? For example, consider risks like hard
to test bugs, performance regression, potential of data loss.

Describe the risk, its severity, and mitigation for each identified
risk. Invite stakeholders and evaluate how to proceed before merging.

- [ ] [See some risk
examples](https://github.com/elastic/kibana/blob/main/RISK_MATRIX.mdx)
- [ ] ...

Author: christineweng

packages/kbn-check-saved-objects-cli/current_fields.json

@@ -185,6 +185,7 @@
     "observables.value",
     "owner",
     "settings",
+    "settings.extractObservables",
     "settings.syncAlerts",
     "severity",
     "status",

packages/kbn-check-saved-objects-cli/current_mappings.json

@@ -649,6 +649,9 @@
         "properties": {
           "syncAlerts": {
             "type": "boolean"
+          },
+          "extractObservables": {
+            "type": "boolean"
           }
         }
       },

src/core/server/integration_tests/ci_checks/saved_objects/check_registered_types.test.ts

@@ -79,7 +79,7 @@ describe('checking migration metadata changes on all registered SO types', () =>
         "canvas-element": "288fd8d216eb49cbeb5e8f7491f207ef074b80dd",
         "canvas-workpad": "5cd605383a100a27941cca6cbf2d954aa96a16e2",
         "canvas-workpad-template": "f9a6ffab76ddfcd8fa3823002aa576c8f1d0e686",
-        "cases": "9f91e6f385bbc09dc16c63309363822700a1ae53",
+        "cases": "cd5fa06dcdbe902d3647666a10e16b233810d0e4",
         "cases-comments": "235311d14fbba84faf8ce1f32c31ddb3a435bacb",
         "cases-configure": "66d4c64d83b464f5166005b8ffa03b721fcaaf8b",
         "cases-connector-mappings": "877bb4d52e9821e330622bd75fba799490ec6952",
@@ -406,9 +406,9 @@ describe('checking migration metadata changes on all registered SO types', () =>
         "canvas-workpad-template|warning: The SO type owner should ensure these transform functions DO NOT mutate after they are defined.",
         "================================================================================================================================",
         "cases|global: 58923536ede82aed6c22799b52c4f51f4bf66aba",
-        "cases|mappings: 2ee9c5f866298b30dbdcfd22d952ebbecb6582fb",
+        "cases|mappings: 8531977e6b164e1d0072a24c84e390beedb5756f",
         "cases|schemas: da39a3ee5e6b4b0d3255bfef95601890afd80709",
-        "cases|10.5.0: 96204bccc728de96e75fd5cc7d82c5990429fbf6",
+        "cases|10.5.0: 566d7b907e87be36f8cac8152d2f721bf91bcead",
         "cases|10.4.0: 3b1d7eee41677f6b5e78b5d3b6108e6c12ae0222",
         "cases|10.3.0: e75b333589e368f47fb160e6dd01200590e3c313",
         "cases|10.2.0: bf34bde323a6d193f85d11a9ca87d52263beace6",

x-pack/platform/plugins/shared/cases/common/types/api/case/v1.test.ts

@@ -99,6 +99,7 @@ const basicCase: Case = {
   version: 'WzQ3LDFd',
   settings: {
     syncAlerts: true,
+    extractObservables: false,
   },
   // damaged_raccoon uid
   assignees: [{ uid: 'u_J41Oh6L9ki-Vo2tOogS8WRTENzhHurGtRc87NgEAlkc_0' }],
@@ -151,6 +152,7 @@ describe('CasePostRequestRt', () => {
     },
     settings: {
       syncAlerts: true,
+      extractObservables: undefined,
     },
     owner: 'cases',
     severity: CaseSeverity.LOW,

x-pack/platform/plugins/shared/cases/common/types/domain/case/v1.test.ts

@@ -71,6 +71,7 @@ const basicCase = {
   version: 'WzQ3LDFd',
   settings: {
     syncAlerts: true,
+    extractObservables: false,
   },
   // damaged_raccoon uid
   assignees: [{ uid: 'u_J41Oh6L9ki-Vo2tOogS8WRTENzhHurGtRc87NgEAlkc_0' }],
@@ -146,20 +147,24 @@ describe('RelatedCaseRt', () => {
 
 describe('SettingsRt', () => {
   it('has expected attributes in request', () => {
-    const query = CaseSettingsRt.decode({ syncAlerts: true });
+    const query = CaseSettingsRt.decode({ syncAlerts: true, extractObservables: true });
 
     expect(query).toStrictEqual({
       _tag: 'Right',
-      right: { syncAlerts: true },
+      right: { syncAlerts: true, extractObservables: true },
     });
   });
 
   it('removes foo:bar attributes from request', () => {
-    const query = CaseSettingsRt.decode({ syncAlerts: false, foo: 'bar' });
+    const query = CaseSettingsRt.decode({
+      syncAlerts: false,
+      extractObservables: false,
+      foo: 'bar',
+    });
 
     expect(query).toStrictEqual({
       _tag: 'Right',
-      right: { syncAlerts: false },
+      right: { syncAlerts: false, extractObservables: false },
     });
   });
 });
@@ -178,6 +183,7 @@ describe('CaseAttributesRt', () => {
     },
     settings: {
       syncAlerts: true,
+      extractObservables: true,
     },
     owner: 'cases',
     severity: CaseSeverity.LOW,

x-pack/platform/plugins/shared/cases/common/types/domain/case/v1.ts

@@ -49,9 +49,16 @@ export const CaseSeverityRt = rt.union([
  * Case
  */
 
-export const CaseSettingsRt = rt.strict({
-  syncAlerts: rt.boolean,
-});
+export const CaseSettingsRt = rt.intersection([
+  rt.strict({
+    syncAlerts: rt.boolean,
+  }),
+  rt.exact(
+    rt.partial({
+      extractObservables: rt.boolean,
+    })
+  ),
+]);
 
 const CaseBaseFields = {
   /**

x-pack/platform/plugins/shared/cases/common/types/domain/configure/v1.test.ts

@@ -82,6 +82,7 @@ describe('configure', () => {
       },
       settings: {
         syncAlerts: true,
+        extractObservables: true,
       },
     },
   };

x-pack/platform/plugins/shared/cases/public/components/case_action_bar/index.test.tsx

@@ -94,6 +94,7 @@ describe('CaseActionBar', () => {
       key: 'settings',
       value: {
         syncAlerts: false,
+        extractObservables: true,
       },
     });
   });

x-pack/platform/plugins/shared/cases/public/containers/mock.ts

@@ -270,6 +270,7 @@ export const basicCase: CaseUI = {
   version: 'WzQ3LDFd',
   settings: {
     syncAlerts: true,
+    extractObservables: true,
   },
   // damaged_raccoon uid
   assignees: [{ uid: 'u_J41Oh6L9ki-Vo2tOogS8WRTENzhHurGtRc87NgEAlkc_0' }],
@@ -309,6 +310,7 @@ export const caseWithAlertsSyncOff = {
   totalAlerts: 2,
   settings: {
     syncAlerts: false,
+    extractObservables: false,
   },
   id: caseWithAlertsSyncOffId,
 };
@@ -410,6 +412,7 @@ export const mockCase: CaseUI = {
   version: 'WzQ3LDFd',
   settings: {
     syncAlerts: true,
+    extractObservables: true,
   },
   assignees: [],
   category: null,
@@ -615,6 +618,7 @@ export const caseWithAlertsSyncOffSnake = {
   totalAlerts: 2,
   settings: {
     syncAlerts: false,
+    extractObservables: false,
   },
   id: caseWithAlertsSyncOffId,
 };
@@ -742,7 +746,7 @@ export const getUserAction = (
           severity: CaseSeverity.LOW,
           title: 'a title',
           tags: ['a tag'],
-          settings: { syncAlerts: true },
+          settings: { syncAlerts: true, extractObservables: true },
           owner: SECURITY_SOLUTION_OWNER,
           assignees: [],
         },
@@ -776,7 +780,7 @@ export const getUserAction = (
       return {
         ...commonProperties,
         type: UserActionTypes.settings,
-        payload: { settings: { syncAlerts: true } },
+        payload: { settings: { syncAlerts: true, extractObservables: true } },
         ...overrides,
       };
     case UserActionTypes.status:

x-pack/platform/plugins/shared/cases/server/client/cases/bulk_create.test.ts

@@ -47,7 +47,7 @@ describe('bulkCreate', () => {
         type: ConnectorTypes.none,
         fields: null,
       },
-      settings: { syncAlerts: true },
+      settings: { syncAlerts: true, extractObservables: true },
       severity: CaseSeverity.LOW,
       owner: SECURITY_SOLUTION_OWNER,
       assignees: [{ uid: '1' }],
@@ -125,6 +125,7 @@ describe('bulkCreate', () => {
               "observables": Array [],
               "owner": "securitySolution",
               "settings": Object {
+                "extractObservables": true,
                 "syncAlerts": true,
               },
               "severity": "low",
@@ -171,6 +172,7 @@ describe('bulkCreate', () => {
               "observables": Array [],
               "owner": "securitySolution",
               "settings": Object {
+                "extractObservables": true,
                 "syncAlerts": true,
               },
               "severity": "critical",
@@ -253,6 +255,7 @@ describe('bulkCreate', () => {
               "observables": Array [],
               "owner": "securitySolution",
               "settings": Object {
+                "extractObservables": true,
                 "syncAlerts": true,
               },
               "severity": "low",
@@ -293,6 +296,7 @@ describe('bulkCreate', () => {
               "observables": Array [],
               "owner": "securitySolution",
               "settings": Object {
+                "extractObservables": true,
                 "syncAlerts": true,
               },
               "severity": "critical",
@@ -1253,7 +1257,7 @@ describe('bulkCreate', () => {
               customFields: [],
               description: 'This is a brand new case of a bad meanie defacing data',
               owner: 'securitySolution',
-              settings: { syncAlerts: true },
+              settings: { syncAlerts: true, extractObservables: true },
               severity: 'low',
               tags: ['defacement'],
               title: 'Super Bad Security Issue',
@@ -1287,7 +1291,7 @@ describe('bulkCreate', () => {
               customFields: [],
               description: 'This is a brand new case of a bad meanie defacing data',
               owner: 'securitySolution',
-              settings: { syncAlerts: true },
+              settings: { syncAlerts: true, extractObservables: true },
               severity: 'low',
               tags: ['defacement'],
               title: 'Super Bad Security Issue',