build(deps): bump postcss from 8.5.22 to 8.5.26

Bumps [postcss](https://github.com/postcss/postcss) from 8.5.22 to 8.5.26.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/postcss/postcss/compare/8.5.22...8.5.26)

---
updated-dependencies:
- dependency-name: postcss
  dependency-version: 8.5.26
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

README.md

@@ -757,10 +757,10 @@ The following inputs can be used as `step.with` keys:
 
 The following environment variables can be set as `step.env` keys:
 
-| Name                          | Type   | Default | Description                                                                 |
-|-------------------------------|--------|---------|-----------------------------------------------------------------------------|
-| `DOCKERHUB_OIDC_CONNECTIONID` | String |         | Docker Hub OIDC connection ID. Required for Docker Hub OIDC login           |
-| `DOCKERHUB_OIDC_EXPIREIN`     | Number | `300`   | Docker Hub OIDC token lifetime in seconds. Must be between `300` and `3600` |
+| Name                          | Type   | Default | Description                                                                                        |
+|-------------------------------|--------|---------|----------------------------------------------------------------------------------------------------|
+| `DOCKERHUB_OIDC_CONNECTIONID` | String |         | Docker Hub OIDC connection ID. Required for Docker Hub OIDC login                                  |
+| `DOCKERHUB_OIDC_EXPIREIN`     | Number | `300`   | Docker Hub OIDC token lifetime in seconds. Must be between `300` (5 minutes) and `21600` (6 hours) |
 
 ## Contributing
 

__tests__/dockerhub.test.ts

@@ -5,6 +5,7 @@ import {beforeEach, describe, expect, test, vi} from 'vitest';
 import * as dockerhub from '../src/dockerhub.js';
 
 vi.mock('@actions/core', () => ({
+  debug: vi.fn(),
   getIDToken: vi.fn(),
   info: vi.fn(),
   setSecret: vi.fn()
@@ -83,13 +84,22 @@ describe('getOIDCToken', () => {
     expect(body.get('connection_id')).toBe(validConnectionID);
     expect(body.get('expires_in')).toBe('300');
     expect(setSecretMock).toHaveBeenCalledWith('hub-token');
+    expect(core.info).toHaveBeenCalledWith('Docker Hub OIDC detected for docker.io');
+    expect(core.info).toHaveBeenCalledWith('Retrieving GitHub OIDC token for Docker Hub');
+    expect(core.info).toHaveBeenCalledWith('Exchanging GitHub OIDC token for Docker Hub token');
+    expect(core.info).toHaveBeenCalledWith('Docker Hub OIDC token exchange succeeded');
+    expect(core.debug).toHaveBeenCalledWith('Docker Hub OIDC token audience: https://identity.docker.com');
+    expect(core.debug).toHaveBeenCalledWith('Docker Hub OIDC token expiration: 300s');
+    expect(core.debug).toHaveBeenCalledWith('Sending Docker Hub OIDC token request to https://identity.docker.com/oauth/token');
+    expect(core.debug).toHaveBeenCalledWith('Docker Hub OIDC token request returned status code 200');
+    expect(core.debug).toHaveBeenCalledWith('Docker Hub OIDC token response status code: 200');
   });
 
   test('uses custom token expiration', async () => {
-    process.env.DOCKERHUB_OIDC_EXPIREIN = '900';
+    process.env.DOCKERHUB_OIDC_EXPIREIN = '21600';
     await dockerhub.getOIDCToken('docker.io', 'dbowie');
     const body = new URLSearchParams(postSpy.mock.calls[0][1]);
-    expect(body.get('expires_in')).toBe('900');
+    expect(body.get('expires_in')).toBe('21600');
   });
 
   test('uses stage identity host for stage registry', async () => {
@@ -112,9 +122,9 @@ describe('getOIDCToken', () => {
     expect(postSpy).not.toHaveBeenCalled();
   });
 
-  test.each(['not-a-number', '299', '3601'])('validates token expiration %p', async expiresIn => {
+  test.each(['not-a-number', '299', '21601'])('validates token expiration %p', async expiresIn => {
     process.env.DOCKERHUB_OIDC_EXPIREIN = expiresIn;
-    await expect(dockerhub.getOIDCToken('docker.io', 'dbowie')).rejects.toThrow(`Invalid DOCKERHUB_OIDC_EXPIREIN: ${expiresIn}. Must be between 300 and 3600`);
+    await expect(dockerhub.getOIDCToken('docker.io', 'dbowie')).rejects.toThrow(`Invalid DOCKERHUB_OIDC_EXPIREIN: ${expiresIn}. Must be between 300 and 21600`);
     expect(getIDTokenMock).not.toHaveBeenCalled();
     expect(postSpy).not.toHaveBeenCalled();
   });

src/dockerhub.ts

@@ -15,7 +15,7 @@ interface OIDCTokenResponse {
 const registries = new Set(['', 'docker.io', 'registry-1.docker.io', 'registry-1-stage.docker.io', 'dhi.io']);
 const defaultExpiresIn = 300;
 const minExpiresIn = 300;
-const maxExpiresIn = 3600;
+const maxExpiresIn = 21600;
 const maxRetries = 5;
 
 export const isDockerHubOIDC = (registry: string, password: string): boolean => {
@@ -35,6 +35,10 @@ export const getOIDCToken = async (registry: string, username: string): Promise<
   const expiresIn = getExpiresIn();
   const identityHost = registry === 'registry-1-stage.docker.io' ? 'identity-stage.docker.com' : 'identity.docker.com';
   const audience = `https://${identityHost}`;
+  core.info(`Docker Hub OIDC detected for ${registry || 'docker.io'}`);
+  core.debug(`Docker Hub OIDC token audience: ${audience}`);
+  core.debug(`Docker Hub OIDC token expiration: ${expiresIn}s`);
+  core.info(`Retrieving GitHub OIDC token for Docker Hub`);
   const idToken = await core.getIDToken(audience);
   const http: httpm.HttpClient = new httpm.HttpClient('github.com/docker/login-action', [], {
     headers: {
@@ -49,10 +53,12 @@ export const getOIDCToken = async (registry: string, username: string): Promise<
   data.set('connection_id', connectionID);
   data.set('expires_in', expiresIn.toString());
 
+  core.info(`Exchanging GitHub OIDC token for Docker Hub token`);
   const resp = await postWithRetry(http, `https://${identityHost}/oauth/token`, data.toString());
 
   const tokenResp = <OIDCTokenResponse>JSON.parse(await handleResponse(resp));
   core.setSecret(tokenResp.access_token);
+  core.info(`Docker Hub OIDC token exchange succeeded`);
 
   return {
     username,
@@ -70,16 +76,20 @@ const getExpiresIn = (): number => {
 };
 
 const postWithRetry = async (http: httpm.HttpClient, url: string, data: string): Promise<httpm.HttpClientResponse> => {
+  core.debug(`Sending Docker Hub OIDC token request to ${url}`);
   let resp = await http.post(url, data);
+  core.debug(`Docker Hub OIDC token request returned status code ${resp.message.statusCode || HttpCodes.InternalServerError}`);
   for (let attempt = 0; (resp.message.statusCode || HttpCodes.InternalServerError) === HttpCodes.TooManyRequests && attempt < maxRetries; attempt++) {
     const delay = parseRetryAfter(resp.message.headers['retry-after']);
     if (delay === null) {
+      core.debug(`Docker Hub OIDC token request rate limited without retry-after header`);
       break;
     }
     await resp.readBody();
     core.info(`Docker Hub OIDC token request rate limited, retrying in ${delay}ms (attempt ${attempt + 1}/${maxRetries})`);
     await new Promise(resolve => setTimeout(resolve, delay));
     resp = await http.post(url, data);
+    core.debug(`Docker Hub OIDC token request returned status code ${resp.message.statusCode || HttpCodes.InternalServerError}`);
   }
   return resp;
 };
@@ -101,6 +111,7 @@ const parseRetryAfter = (value: string | string[] | undefined): number | null =>
 const handleResponse = async (resp: httpm.HttpClientResponse): Promise<string> => {
   const body = await resp.readBody();
   const statusCode = resp.message.statusCode || HttpCodes.InternalServerError;
+  core.debug(`Docker Hub OIDC token response status code: ${statusCode}`);
   if (statusCode < HttpCodes.OK || statusCode >= HttpCodes.MultipleChoices) {
     throw parseError(statusCode, body);
   }

yarn.lock

@@ -4864,12 +4864,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"nanoid@npm:^3.3.16":
-  version: 3.3.16
-  resolution: "nanoid@npm:3.3.16"
+"nanoid@npm:^3.3.17":
+  version: 3.3.18
+  resolution: "nanoid@npm:3.3.18"
   bin:
     nanoid: bin/nanoid.cjs
-  checksum: 10/8004af92b5541af1dbd23b69845b5026f777d5b7ef07163cea1837aae86e052ced8b383cecbf8a4f1b5e77ae207df96dc45e16b9e0fa3c4b761d085f1e42851b
+  checksum: 10/1b3b4fdac831b92b56d1dbe8b1e63a372432faf86ea383134e3b53141ef8108a60b7f84343b5cefecac9550bb74edf8164da93ea07d1c4f757039bc75d8a5d9e
   languageName: node
   linkType: hard
 
@@ -5292,13 +5292,13 @@ __metadata:
   linkType: hard
 
 "postcss@npm:^8.5.6":
-  version: 8.5.22
-  resolution: "postcss@npm:8.5.22"
+  version: 8.5.26
+  resolution: "postcss@npm:8.5.26"
   dependencies:
-    nanoid: "npm:^3.3.16"
+    nanoid: "npm:^3.3.17"
     picocolors: "npm:^1.1.1"
     source-map-js: "npm:^1.2.1"
-  checksum: 10/7944444f267f2d94c7caeed66f3da56d5b947bd4a7e57a166a5161af25c6006dd73f40e2a1a6822f3d7fccc2fa005778c03058368eb7efca1b5038aec55abd14
+  checksum: 10/842a624f822f77cb37264cc24f0cf97c0a69dd8d6f7b4a6d76b5a8dc95355899dd044f33a2d4e890da858293de570fce18dff453f3b629ff14cac67a3591895a
   languageName: node
   linkType: hard