From 7911d389e8ed85ab2f0bb4a9c028e9a51258a742 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Thu, 26 Feb 2026 01:25:22 +0000
Subject: [PATCH 1/5] Initial plan


From 4f418b1f5d257d97a1c257f88f24fbdf10b108e5 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Thu, 26 Feb 2026 01:27:35 +0000
Subject: [PATCH 2/5] Add reduced motion and color scheme action inputs

Co-authored-by: JoyceZhu <6251669+JoyceZhu@users.noreply.github.com>
---
 .github/actions/find/README.md         |  8 ++++++++
 .github/actions/find/action.yml        |  6 ++++++
 .github/actions/find/src/findForUrl.ts |  8 +++++++-
 .github/actions/find/src/index.ts      | 18 +++++++++++++++++-
 README.md                              |  4 ++++
 action.yml                             |  8 ++++++++
 6 files changed, 50 insertions(+), 2 deletions(-)

diff --git a/.github/actions/find/README.md b/.github/actions/find/README.md
index f674e23d..ae34bdc0 100644
--- a/.github/actions/find/README.md
+++ b/.github/actions/find/README.md
@@ -19,6 +19,14 @@ https://primer.style/octicons/
 
 **Optional** Stringified JSON object containing `username`, `password`, `cookies`, and/or `localStorage` from an authenticated session. For example: `{"username":"some-user","password":"correct-horse-battery-staple","cookies":[{"name":"theme-preference","value":"light","domain":"primer.style","path":"/"}],"localStorage":{"https://primer.style":{"theme-preference":"light"}}}`
 
+#### `reduced_motion`
+
+**Optional** Playwright [`reducedMotion`](https://playwright.dev/docs/api/class-browser#browser-new-context-option-reduced-motion) setting to emulate user preference. Allowed values: `reduce`, `no-preference`.
+
+#### `color_scheme`
+
+**Optional** Playwright [`colorScheme`](https://playwright.dev/docs/api/class-browser#browser-new-context-option-color-scheme) setting to emulate user preference. Allowed values: `light`, `dark`, `no-preference`.
+
 ### Outputs
 
 #### `findings`
diff --git a/.github/actions/find/action.yml b/.github/actions/find/action.yml
index 2ab8dcba..e7873455 100644
--- a/.github/actions/find/action.yml
+++ b/.github/actions/find/action.yml
@@ -13,6 +13,12 @@ inputs:
     description: "Whether to capture screenshots of scanned pages and include links to them in the issue"
     required: false
     default: "false"
+  reduced_motion:
+    description: "Playwright reducedMotion setting. Allowed values: 'reduce', 'no-preference'"
+    required: false
+  color_scheme:
+    description: "Playwright colorScheme setting. Allowed values: 'light', 'dark', 'no-preference'"
+    required: false
 
 outputs:
   findings:
diff --git a/.github/actions/find/src/findForUrl.ts b/.github/actions/find/src/findForUrl.ts
index f24057ca..33a1bf9b 100644
--- a/.github/actions/find/src/findForUrl.ts
+++ b/.github/actions/find/src/findForUrl.ts
@@ -8,12 +8,18 @@ export async function findForUrl(
   url: string,
   authContext?: AuthContext,
   includeScreenshots: boolean = false,
+  reducedMotion?: 'reduce' | 'no-preference',
+  colorScheme?: 'light' | 'dark' | 'no-preference',
 ): Promise<Finding[]> {
   const browser = await playwright.chromium.launch({
     headless: true,
     executablePath: process.env.CI ? '/usr/bin/google-chrome' : undefined,
   })
-  const contextOptions = authContext?.toPlaywrightBrowserContextOptions() ?? {}
+  const contextOptions = {
+    ...(authContext?.toPlaywrightBrowserContextOptions() ?? {}),
+    ...(reducedMotion ? {reducedMotion} : {}),
+    ...(colorScheme ? {colorScheme} : {}),
+  }
   const context = await browser.newContext(contextOptions)
   const page = await context.newPage()
   await page.goto(url)
diff --git a/.github/actions/find/src/index.ts b/.github/actions/find/src/index.ts
index 4688606b..7333851d 100644
--- a/.github/actions/find/src/index.ts
+++ b/.github/actions/find/src/index.ts
@@ -11,11 +11,27 @@ export default async function () {
   const authContext = new AuthContext(authContextInput)
 
   const includeScreenshots = core.getInput('include_screenshots', {required: false}) !== 'false'
+  const reducedMotionInput = core.getInput('reduced_motion', {required: false})
+  let reducedMotion: 'reduce' | 'no-preference' | undefined
+  if (reducedMotionInput) {
+    if (!['reduce', 'no-preference'].includes(reducedMotionInput)) {
+      throw new Error("Input 'reduced_motion' must be one of: 'reduce', 'no-preference'")
+    }
+    reducedMotion = reducedMotionInput
+  }
+  const colorSchemeInput = core.getInput('color_scheme', {required: false})
+  let colorScheme: 'light' | 'dark' | 'no-preference' | undefined
+  if (colorSchemeInput) {
+    if (!['light', 'dark', 'no-preference'].includes(colorSchemeInput)) {
+      throw new Error("Input 'color_scheme' must be one of: 'light', 'dark', 'no-preference'")
+    }
+    colorScheme = colorSchemeInput
+  }
 
   const findings = []
   for (const url of urls) {
     core.info(`Preparing to scan ${url}`)
-    const findingsForUrl = await findForUrl(url, authContext, includeScreenshots)
+    const findingsForUrl = await findForUrl(url, authContext, includeScreenshots, reducedMotion, colorScheme)
     if (findingsForUrl.length === 0) {
       core.info(`No accessibility gaps were found on ${url}`)
       continue
diff --git a/README.md b/README.md
index 3c9cebca..78e30c4b 100644
--- a/README.md
+++ b/README.md
@@ -51,6 +51,8 @@ jobs:
           # auth_context: # Optional: Stringified JSON object for complex authentication
           # skip_copilot_assignment: false # Optional: Set to true to skip assigning issues to GitHub Copilot (or if you don't have GitHub Copilot)
           # include_screenshots: false # Optional: Set to true to capture screenshots and include links to them in filed issues
+          # reduced_motion: no-preference # Optional: Playwright reduced motion emulation (`reduce` or `no-preference`)
+          # color_scheme: dark # Optional: Playwright color scheme emulation (`light`, `dark`, or `no-preference`)
 ```
 
 > 👉 Update all `REPLACE_THIS` placeholders with your actual values. See [Action Inputs](#action-inputs) for details.
@@ -115,6 +117,8 @@ Trigger the workflow manually or automatically based on your configuration. The
 | `auth_context` | No | If scanned pages require authentication, a stringified JSON object containing username, password, cookies, and/or localStorage from an authenticated session | `{"username":"some-user","password":"***","cookies":[...]}` |
 | `skip_copilot_assignment` | No | Whether to skip assigning filed issues to GitHub Copilot. Set to `true` if you don't have GitHub Copilot or prefer to handle issues manually | `true` |
 | `include_screenshots` | No | Whether to capture screenshots of scanned pages and include links to them in filed issues. Screenshots are stored on the `gh-cache` branch of the repository running the workflow. Default: `false` | `true` |
+| `reduced_motion` | No | Playwright `reducedMotion` setting for scan contexts. Allowed values: `reduce`, `no-preference` | `reduce` |
+| `color_scheme` | No | Playwright `colorScheme` setting for scan contexts. Allowed values: `light`, `dark`, `no-preference` | `dark` |
 
 ---
 
diff --git a/action.yml b/action.yml
index 932bc27f..8859b6e6 100644
--- a/action.yml
+++ b/action.yml
@@ -35,6 +35,12 @@ inputs:
     description: "Whether to capture screenshots and include links to them in the issue"
     required: false
     default: "false"
+  reduced_motion:
+    description: "Playwright reducedMotion setting for scans. Allowed values: 'reduce', 'no-preference'"
+    required: false
+  color_scheme:
+    description: "Playwright colorScheme setting for scans. Allowed values: 'light', 'dark', 'no-preference'"
+    required: false
 
 outputs:
   results:
@@ -85,6 +91,8 @@ runs:
         urls: ${{ inputs.urls }}
         auth_context: ${{ inputs.auth_context || steps.auth.outputs.auth_context }}
         include_screenshots: ${{ inputs.include_screenshots }}
+        reduced_motion: ${{ inputs.reduced_motion }}
+        color_scheme: ${{ inputs.color_scheme }}
     - name: File
       id: file
       uses: ./../../_actions/github/accessibility-scanner/current/.github/actions/file

From ac972a3c7466277e3cb0f419c5c3a74d2acd068c Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Thu, 26 Feb 2026 01:28:05 +0000
Subject: [PATCH 3/5] Fix TypeScript narrowing for new scanner inputs

Co-authored-by: JoyceZhu <6251669+JoyceZhu@users.noreply.github.com>
---
 .github/actions/find/src/index.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/actions/find/src/index.ts b/.github/actions/find/src/index.ts
index 7333851d..3df7614b 100644
--- a/.github/actions/find/src/index.ts
+++ b/.github/actions/find/src/index.ts
@@ -17,7 +17,7 @@ export default async function () {
     if (!['reduce', 'no-preference'].includes(reducedMotionInput)) {
       throw new Error("Input 'reduced_motion' must be one of: 'reduce', 'no-preference'")
     }
-    reducedMotion = reducedMotionInput
+    reducedMotion = reducedMotionInput as 'reduce' | 'no-preference'
   }
   const colorSchemeInput = core.getInput('color_scheme', {required: false})
   let colorScheme: 'light' | 'dark' | 'no-preference' | undefined
@@ -25,7 +25,7 @@ export default async function () {
     if (!['light', 'dark', 'no-preference'].includes(colorSchemeInput)) {
       throw new Error("Input 'color_scheme' must be one of: 'light', 'dark', 'no-preference'")
     }
-    colorScheme = colorSchemeInput
+    colorScheme = colorSchemeInput as 'light' | 'dark' | 'no-preference'
   }
 
   const findings = []

From 88c9363e572e82844ac876fe962b0f9b0f77a764 Mon Sep 17 00:00:00 2001
From: Joyce Zhu <joycezhu@github.com>
Date: Thu, 26 Feb 2026 22:53:26 +0000
Subject: [PATCH 4/5] Name some types for readability

---
 .github/actions/find/package-lock.json |  1 +
 .github/actions/find/src/findForUrl.ts |  6 +++---
 .github/actions/find/src/index.ts      | 22 +++++++++++++---------
 .github/actions/find/src/types.d.ts    |  4 ++++
 4 files changed, 21 insertions(+), 12 deletions(-)

diff --git a/.github/actions/find/package-lock.json b/.github/actions/find/package-lock.json
index eb0f1342..6208a9ac 100644
--- a/.github/actions/find/package-lock.json
+++ b/.github/actions/find/package-lock.json
@@ -121,6 +121,7 @@
       "resolved": "https://registry.npmjs.org/playwright-core/-/playwright-core-1.58.2.tgz",
       "integrity": "sha512-yZkEtftgwS8CsfYo7nm0KE8jsvm6i/PTgVtB8DL726wNf6H2IMsDuxCpJj59KDaxCtSnrWan2AeDqM7JBaultg==",
       "license": "Apache-2.0",
+      "peer": true,
       "bin": {
         "playwright-core": "cli.js"
       },
diff --git a/.github/actions/find/src/findForUrl.ts b/.github/actions/find/src/findForUrl.ts
index 33a1bf9b..bff83b29 100644
--- a/.github/actions/find/src/findForUrl.ts
+++ b/.github/actions/find/src/findForUrl.ts
@@ -1,4 +1,4 @@
-import type {Finding} from './types.d.js'
+import type {ColorSchemePreference, Finding, ReducedMotionPreference} from './types.d.js'
 import {AxeBuilder} from '@axe-core/playwright'
 import playwright from 'playwright'
 import {AuthContext} from './AuthContext.js'
@@ -8,8 +8,8 @@ export async function findForUrl(
   url: string,
   authContext?: AuthContext,
   includeScreenshots: boolean = false,
-  reducedMotion?: 'reduce' | 'no-preference',
-  colorScheme?: 'light' | 'dark' | 'no-preference',
+  reducedMotion?: ReducedMotionPreference,
+  colorScheme?: ColorSchemePreference,
 ): Promise<Finding[]> {
   const browser = await playwright.chromium.launch({
     headless: true,
diff --git a/.github/actions/find/src/index.ts b/.github/actions/find/src/index.ts
index 3df7614b..60de50ec 100644
--- a/.github/actions/find/src/index.ts
+++ b/.github/actions/find/src/index.ts
@@ -1,4 +1,4 @@
-import type {AuthContextInput} from './types.js'
+import type {AuthContextInput, ColorSchemePreference, ReducedMotionPreference} from './types.js'
 import * as core from '@actions/core'
 import {AuthContext} from './AuthContext.js'
 import {findForUrl} from './findForUrl.js'
@@ -12,20 +12,24 @@ export default async function () {
 
   const includeScreenshots = core.getInput('include_screenshots', {required: false}) !== 'false'
   const reducedMotionInput = core.getInput('reduced_motion', {required: false})
-  let reducedMotion: 'reduce' | 'no-preference' | undefined
+  let reducedMotion: ReducedMotionPreference | undefined
   if (reducedMotionInput) {
-    if (!['reduce', 'no-preference'].includes(reducedMotionInput)) {
-      throw new Error("Input 'reduced_motion' must be one of: 'reduce', 'no-preference'")
+    if (!['reduce', 'no-preference', null].includes(reducedMotionInput)) {
+      throw new Error(
+        "Input 'reduced_motion' must be one of: 'reduce', 'no-preference', or null per Playwright documentation.",
+      )
     }
-    reducedMotion = reducedMotionInput as 'reduce' | 'no-preference'
+    reducedMotion = reducedMotionInput as ReducedMotionPreference
   }
   const colorSchemeInput = core.getInput('color_scheme', {required: false})
-  let colorScheme: 'light' | 'dark' | 'no-preference' | undefined
+  let colorScheme: ColorSchemePreference | undefined
   if (colorSchemeInput) {
-    if (!['light', 'dark', 'no-preference'].includes(colorSchemeInput)) {
-      throw new Error("Input 'color_scheme' must be one of: 'light', 'dark', 'no-preference'")
+    if (!['light', 'dark', 'no-preference', null].includes(colorSchemeInput)) {
+      throw new Error(
+        "Input 'color_scheme' must be one of: 'light', 'dark', 'no-preference', or null per Playwright documentation.",
+      )
     }
-    colorScheme = colorSchemeInput as 'light' | 'dark' | 'no-preference'
+    colorScheme = colorSchemeInput as ColorSchemePreference
   }
 
   const findings = []
diff --git a/.github/actions/find/src/types.d.ts b/.github/actions/find/src/types.d.ts
index 72582c46..ce226ea1 100644
--- a/.github/actions/find/src/types.d.ts
+++ b/.github/actions/find/src/types.d.ts
@@ -31,3 +31,7 @@ export type AuthContextInput = {
   cookies?: Cookie[]
   localStorage?: LocalStorage
 }
+
+export type ReducedMotionPreference = 'reduce' | 'no-preference' | null
+
+export type ColorSchemePreference = 'light' | 'dark' | 'no-preference' | null

From 8d104a27458e04eda683ddf7efbd195251ad2a21 Mon Sep 17 00:00:00 2001
From: Joyce Zhu <joycezhu@github.com>
Date: Thu, 26 Feb 2026 22:59:23 +0000
Subject: [PATCH 5/5] Clarify error messages/documentation

---
 .github/actions/find/README.md  | 8 ++++++--
 .github/actions/find/action.yml | 4 ++--
 README.md                       | 8 ++++----
 action.yml                      | 4 ++--
 4 files changed, 14 insertions(+), 10 deletions(-)

diff --git a/.github/actions/find/README.md b/.github/actions/find/README.md
index ae34bdc0..be4323c7 100644
--- a/.github/actions/find/README.md
+++ b/.github/actions/find/README.md
@@ -21,11 +21,15 @@ https://primer.style/octicons/
 
 #### `reduced_motion`
 
-**Optional** Playwright [`reducedMotion`](https://playwright.dev/docs/api/class-browser#browser-new-context-option-reduced-motion) setting to emulate user preference. Allowed values: `reduce`, `no-preference`.
+**Optional** Playwright
+[`reducedMotion`](https://playwright.dev/docs/api/class-browser#browser-new-context-option-reduced-motion)
+configuration option.
 
 #### `color_scheme`
 
-**Optional** Playwright [`colorScheme`](https://playwright.dev/docs/api/class-browser#browser-new-context-option-color-scheme) setting to emulate user preference. Allowed values: `light`, `dark`, `no-preference`.
+**Optional** Playwright
+[`colorScheme`](https://playwright.dev/docs/api/class-browser#browser-new-context-option-color-scheme)
+configuration option.
 
 ### Outputs
 
diff --git a/.github/actions/find/action.yml b/.github/actions/find/action.yml
index e7873455..f4add9b4 100644
--- a/.github/actions/find/action.yml
+++ b/.github/actions/find/action.yml
@@ -14,10 +14,10 @@ inputs:
     required: false
     default: "false"
   reduced_motion:
-    description: "Playwright reducedMotion setting. Allowed values: 'reduce', 'no-preference'"
+    description: "Playwright reducedMotion setting: https://playwright.dev/docs/api/class-browser#browser-new-page-option-reduced-motion"
     required: false
   color_scheme:
-    description: "Playwright colorScheme setting. Allowed values: 'light', 'dark', 'no-preference'"
+    description: "Playwright colorScheme setting: https://playwright.dev/docs/api/class-browser#browser-new-context-option-color-scheme"
     required: false
 
 outputs:
diff --git a/README.md b/README.md
index 78e30c4b..06e2a358 100644
--- a/README.md
+++ b/README.md
@@ -51,8 +51,8 @@ jobs:
           # auth_context: # Optional: Stringified JSON object for complex authentication
           # skip_copilot_assignment: false # Optional: Set to true to skip assigning issues to GitHub Copilot (or if you don't have GitHub Copilot)
           # include_screenshots: false # Optional: Set to true to capture screenshots and include links to them in filed issues
-          # reduced_motion: no-preference # Optional: Playwright reduced motion emulation (`reduce` or `no-preference`)
-          # color_scheme: dark # Optional: Playwright color scheme emulation (`light`, `dark`, or `no-preference`)
+          # reduced_motion: no-preference # Optional: Playwright reduced motion configuration option
+          # color_scheme: light # Optional: Playwright color scheme configuration option
 ```
 
 > 👉 Update all `REPLACE_THIS` placeholders with your actual values. See [Action Inputs](#action-inputs) for details.
@@ -152,11 +152,11 @@ The a11y scanner leverages GitHub Copilot coding agent, which can be configured
 
 💬 We welcome your feedback! To submit feedback or report issues, please create an issue in this repository. For more information on contributing, please refer to the [CONTRIBUTING](./CONTRIBUTING.md) file.
 
-## License 
+## License
 
 📄 This project is licensed under the terms of the MIT open source license. Please refer to the [LICENSE](./LICENSE) file for the full terms.
 
-## Maintainers 
+## Maintainers
 
 🔧 Please refer to the [CODEOWNERS](./.github/CODEOWNERS) file for more information.
 
diff --git a/action.yml b/action.yml
index 8859b6e6..063206dd 100644
--- a/action.yml
+++ b/action.yml
@@ -36,10 +36,10 @@ inputs:
     required: false
     default: "false"
   reduced_motion:
-    description: "Playwright reducedMotion setting for scans. Allowed values: 'reduce', 'no-preference'"
+    description: "Playwright reducedMotion setting: https://playwright.dev/docs/api/class-browser#browser-new-page-option-reduced-motion"
     required: false
   color_scheme:
-    description: "Playwright colorScheme setting for scans. Allowed values: 'light', 'dark', 'no-preference'"
+    description: "Playwright colorScheme setting: https://playwright.dev/docs/api/class-browser#browser-new-context-option-color-scheme"
     required: false
 
 outputs: