telemetry(auth): emit metric for createToken (#8309)

## Problem
need createToken metric

## Solution
add createToken metric

## Testing
<img width="1510" height="131" alt="vsc"
src="https://github.com/user-attachments/assets/496bd6dc-dce3-4ddb-9471-f55aad6b27a0"
/>



---

- Treat all work as PUBLIC. Private `feature/x` branches will not be
squash-merged at release time.
- Your code changes must meet the guidelines in
[CONTRIBUTING.md](https://github.com/aws/aws-toolkit-vscode/blob/master/CONTRIBUTING.md#guidelines).
- License: I confirm that my contribution is made under the terms of the
Apache 2.0 license.

Author: chungjac

package-lock.json

@@ -42,7 +42,7 @@
         "scan-licenses": "ts-node ./scripts/scan-licenses.ts"
     },
     "devDependencies": {
-        "@aws-toolkits/telemetry": "^1.0.329",
+        "@aws-toolkits/telemetry": "^1.0.338",
         "@playwright/browser-chromium": "^1.43.1",
         "@stylistic/eslint-plugin": "^2.11.0",
         "@types/he": "^1.2.3",

package.json

@@ -36,6 +36,8 @@ import { AuthenticationFlow } from './model'
 import { toSnakeCase } from '../../shared/utilities/textUtilities'
 import { getUserAgent, withTelemetryContext } from '../../shared/telemetry/util'
 import { oneSecond } from '../../shared/datetime'
+import { telemetry } from '../../shared/telemetry/telemetry'
+import { getTelemetryReason, getTelemetryReasonDesc, getHttpStatusCode } from '../../shared/errors'
 
 export class OidcClient {
     public constructor(
@@ -86,15 +88,40 @@ export class OidcClient {
     }
 
     public async createToken(request: CreateTokenRequest) {
+        const startTime = this.clock.Date.now()
+        const grantType = request.grantType
+
         let response
         try {
             response = await this.client.createToken(request as CreateTokenRequest)
         } catch (err) {
+            const statusCode = getHttpStatusCode(err)
+            telemetry.auth_ssoTokenOperation.emit({
+                result: 'Failed',
+                grantType: grantType ?? 'unknown',
+                duration: this.clock.Date.now() - startTime,
+                reason: getTelemetryReason(err),
+                reasonDesc: getTelemetryReasonDesc(err),
+                ...(statusCode !== undefined ? { httpStatusCode: String(statusCode) } : {}),
+            })
+
+            getLogger().error(`sso-oidc: createToken failed (grantType=${grantType}): ${err}`)
+
             const newError = AwsClientResponseError.instanceIf(err)
             throw newError
         }
         assertHasProps(response, 'accessToken', 'expiresIn')
 
+        telemetry.auth_ssoTokenOperation.emit({
+            result: 'Succeeded',
+            grantType: grantType ?? 'unknown',
+            duration: this.clock.Date.now() - startTime,
+        })
+
+        getLogger().debug(
+            `sso-oidc: createToken succeeded (grantType=${grantType}, requestId=${response.$metadata.requestId})`
+        )
+
         return {
             ...selectFrom(response, 'accessToken', 'refreshToken', 'tokenType'),
             requestId: response.$metadata.requestId,