Edit Postgres Engine Settings Per Role (#15481)

* Enables being able to view and edit Coordinator node scheduling params (#15114)

* Trying to save per role settings

* Updated spec

* Cleaning up

* Removed unneccessary code and comments

* Added separate type for { w?: string, c?: string}, PR fixes

* Added methods to refresh mr,ml,cr,cl versus per role

* Fixed spec

* Put back optional properties, removed passing empty string to reset scheduling params

* Spacing

* vBump arc

* Included roles in fake show output for testing (#15196)

* Update arc specs (#15225)

* Update azdata Arc specs to match April azdata

* vcores -> cpu

* fix spacing

* Consolidate types and update storage volumes

* Fix compile

* Fix spec

* include coordinator

* Adding args

* Query call success

* Check for success in query

* List full coordinator params

* Change name

* Update unit test for engine settings

* Pr changes

* Fix query

Co-authored-by: Charles Gagnon <chgagnon@microsoft.com>

extensions/azdata/src/typings/azdata-ext.d.ts

@@ -189,7 +189,11 @@ declare module 'azdata-ext' {
 					name: string // "citus"
 				}[],
 				settings: {
-					default: { [key: string]: string } // { "max_connections": "101", "work_mem": "4MB" }
+					default: { [key: string]: string }, // { "max_connections": "101", "work_mem": "4MB" }
+					roles: {
+						coordinator: { [key: string]: string },
+						worker: { [key: string]: string }
+					}
 				},
 				version: string // "12"
 			},
@@ -289,6 +293,7 @@ declare module 'azdata-ext' {
 							adminPassword?: boolean,
 							coresLimit?: string,
 							coresRequest?: string,
+							coordinatorEngineSettings?: string,
 							engineSettings?: string,
 							extensions?: string,
 							memoryLimit?: string,
@@ -296,6 +301,7 @@ declare module 'azdata-ext' {
 							noWait?: boolean,
 							port?: number,
 							replaceEngineSettings?: boolean,
+							workerEngineSettings?: string,
 							workers?: number
 						},
 						additionalEnvVars?: AdditionalEnvVars,