Add content for the limited public beta of Copilot Extensibility (#50525)

Co-authored-by: hubwriter <[email protected]>

Author: sabrowning1

content/admin/policies/enforcing-policies-for-your-enterprise/enforcing-policies-for-github-copilot-in-your-enterprise.md

@@ -65,7 +65,7 @@ You can enable or disable the use of these features for organizations in your en
 
 ## Enforcing a policy to manage the use of {% data variables.product.prodname_copilot_chat %} in IDEs
 
-{% data variables.product.prodname_copilot_chat %} is a feature that allows users to chat with {% data variables.product.prodname_copilot %} to get code suggestions and answers to coding-related questions. You can enable or disable the use of {% data variables.product.prodname_copilot_chat %} in IDEs for organizations in your enterprise. Alternatively, you can allow organization owners to select their own policy to determine access to {% data variables.product.prodname_copilot_chat %} for their organization. For more information, see "[AUTOTITLE](/copilot/github-copilot-chat/about-github-copilot-chat)."
+{% data variables.product.prodname_copilot_chat %} is a feature that allows users to chat with {% data variables.product.prodname_copilot %} to get code suggestions and answers to coding-related questions. You can enable or disable the use of {% data variables.product.prodname_copilot_chat %} in IDEs for organizations in your enterprise. Alternatively, you can allow organization owners to select their own policy to determine access to {% data variables.product.prodname_copilot_chat %} for their organization. For more information, see "[AUTOTITLE](/copilot/github-copilot-chat/copilot-chat-in-ides/about-github-copilot-chat-in-your-ide)."
 
 To manage the use of {% data variables.product.prodname_copilot_chat_dotcom_short %}, see "[Enforcing a policy to manage the use of {% data variables.product.prodname_copilot %} features on {% data variables.product.prodname_dotcom_the_website %}](#enforcing-a-policy-to-manage-the-use-of-github-copilot-features-on-githubcom)."
 
@@ -85,7 +85,7 @@ To manage the use of {% data variables.product.prodname_copilot_chat_dotcom_shor
 
 ## Enforcing a policy to manage the use of {% data variables.product.prodname_copilot_mobile %}
 
-{% data variables.product.prodname_copilot_mobile %} is a chat interface that lets you interact with {% data variables.product.prodname_copilot %}, to ask and receive answers to coding-related questions within {% data variables.product.prodname_mobile %}. You can enable or disable the use of {% data variables.product.prodname_copilot_mobile_short %} for organizations in your enterprise. Alternatively, you can allow organization owners to select their own policy for {% data variables.product.prodname_copilot_mobile_short %} for their organization. For more information, see "[AUTOTITLE](/copilot/github-copilot-chat/about-github-copilot-chat-in-github-mobile)."
+{% data variables.product.prodname_copilot_mobile %} is a chat interface that lets you interact with {% data variables.product.prodname_copilot %}, to ask and receive answers to coding-related questions within {% data variables.product.prodname_mobile %}. You can enable or disable the use of {% data variables.product.prodname_copilot_mobile_short %} for organizations in your enterprise. Alternatively, you can allow organization owners to select their own policy for {% data variables.product.prodname_copilot_mobile_short %} for their organization. For more information, see "[AUTOTITLE](/copilot/github-copilot-chat/copilot-chat-in-github-mobile/about-github-copilot-chat-in-github-mobile)."
 
 {% data reusables.copilot.copilot-chat-mobile-enable %}
 

content/apps/github-marketplace/github-marketplace-overview/about-github-marketplace-for-apps.md

@@ -40,6 +40,14 @@ If you're interested in creating an app for {% data variables.product.prodname_m
 
 {% data reusables.marketplace.github_apps_preferred %}, although you can list both OAuth and {% data variables.product.prodname_github_apps %} in {% data variables.product.prodname_marketplace %}. For more information, see "[AUTOTITLE](/apps/oauth-apps/building-oauth-apps/differences-between-github-apps-and-oauth-apps)" and "[AUTOTITLE](/apps/creating-github-apps/about-creating-github-apps/migrating-oauth-apps-to-github-apps)."
 
+### {% data variables.product.prodname_copilot_extensions %}
+
+{% data reusables.copilot.copilot-extensions.beta-note %}
+
+{% data reusables.copilot.copilot-extensions.copilot-extensions-intro %}
+
+To learn more about {% data variables.product.prodname_copilot_extensions_short %}, see "[AUTOTITLE](/copilot/github-copilot-chat/github-copilot-extensions/about-github-copilot-extensions)."
+
 ## Publishing an app to {% data variables.product.prodname_marketplace %} overview
 
 When you have finished creating your app, you can share it with other users by publishing it to {% data variables.product.prodname_marketplace %}. In summary, the process is:

content/copilot/about-github-copilot.md

@@ -28,11 +28,11 @@ Using the chat feature, you can ask {% data variables.product.prodname_copilot_s
 
 - **Code completion** - {% data variables.product.prodname_copilot_short %} suggests code as you type. For more information, see "[AUTOTITLE](/copilot/using-github-copilot/getting-started-with-github-copilot)."
 
-- **Chat** - Ask {% data variables.product.prodname_copilot_short %} for help with your code. For more information, see "[AUTOTITLE](/copilot/github-copilot-chat/using-github-copilot-chat-in-your-ide){% ifversion ghec %}" and "[AUTOTITLE](/enterprise-cloud@latest/copilot/github-copilot-enterprise/copilot-chat-in-github/using-github-copilot-chat-in-githubcom){% endif %}."
+- **Chat** - Ask {% data variables.product.prodname_copilot_short %} for help with your code. For more information, see "[AUTOTITLE](/copilot/github-copilot-chat/copilot-chat-in-ides/using-github-copilot-chat-in-your-ide){% ifversion ghec %}" and "[AUTOTITLE](/enterprise-cloud@latest/copilot/github-copilot-chat/copilot-chat-in-github/using-github-copilot-chat-in-githubcom){% endif %}."
 
 - **Pull request summaries** _({% data variables.product.prodname_copilot_enterprise_short %} only)_ - Get {% data variables.product.prodname_copilot_short %} to describe the changes in a pull request. For more information, see {% ifversion ghec %}"[AUTOTITLE](/enterprise-cloud@latest/copilot/github-copilot-enterprise/copilot-pull-request-summaries/creating-a-pull-request-summary-with-github-copilot)."{% else %}"[AUTOTITLE](/copilot/github-copilot-enterprise/copilot-pull-request-summaries/about-copilot-pull-request-summaries)."{% endif %}
 
-- **Knowledge bases** _({% data variables.product.prodname_copilot_enterprise_short %} only)_ - Create and manage collections of documentation to use as a context for chatting with {% data variables.product.prodname_copilot_short %}. For more information, see {% ifversion ghec %}"[AUTOTITLE](/enterprise-cloud@latest/copilot/github-copilot-enterprise/copilot-chat-in-github/managing-copilot-knowledge-bases)."{% else %}"[AUTOTITLE](/copilot/github-copilot-enterprise/copilot-chat-in-github/managing-copilot-knowledge-bases)."{% endif %}
+- **Knowledge bases** _({% data variables.product.prodname_copilot_enterprise_short %} only)_ - Create and manage collections of documentation to use as a context for chatting with {% data variables.product.prodname_copilot_short %}. For more information, see {% ifversion ghec %}"[AUTOTITLE](/enterprise-cloud@latest/copilot/github-copilot-chat/copilot-chat-in-github/managing-copilot-knowledge-bases)."{% else %}"[AUTOTITLE](/copilot/github-copilot-chat/copilot-chat-in-github/managing-copilot-knowledge-bases)."{% endif %}
 
 For a full list of the features and functionality available on each {% data variables.product.prodname_copilot %} plan, see "[AUTOTITLE](/copilot/copilot-individual/github-copilot-individual-feature-set)", "[AUTOTITLE](/copilot/copilot-business/github-copilot-business-feature-set)", or "[AUTOTITLE](/copilot/github-copilot-enterprise/overview/github-copilot-enterprise-feature-set)."
 

content/copilot/github-copilot-chat/about-github-copilot-chat-in-github-mobile.md content/copilot/github-copilot-chat/copilot-chat-in-github-mobile/about-github-copilot-chat-in-github-mobile.md

@@ -3,12 +3,13 @@ title: About GitHub Copilot Chat in GitHub Mobile
 intro: '{% data variables.product.prodname_copilot_chat %} can help you by providing answers to coding related questions directly within {% data variables.product.prodname_mobile %}.'
 redirect_from:
   - /early-access/copilot/about-github-copilot-chat-in-github-mobile
+  - /copilot/github-copilot-chat/about-github-copilot-chat-in-github-mobile
 versions:
   feature: copilot-chat-for-mobile
 topics:
   - Copilot
   - Mobile
-shortTitle: About Copilot Chat (Mobile)
+shortTitle: About Copilot Chat
 type: rai
 ---
 

content/copilot/github-copilot-chat/enabling-github-copilot-chat-for-github-mobile.md content/copilot/github-copilot-chat/copilot-chat-in-github-mobile/enabling-github-copilot-chat-for-github-mobile.md

@@ -6,7 +6,9 @@ topics:
   - Mobile
 versions:
   feature: copilot-chat-for-mobile
-shortTitle: Enabling Copilot Chat (Mobile)
+shortTitle: Enable Copilot Chat
+redirect_from:
+  - /copilot/github-copilot-chat/enabling-github-copilot-chat-for-github-mobile
 ---
 
 If you have a {% data variables.product.prodname_copilot_for_individuals %} subscription, {% data variables.product.prodname_copilot_mobile %} is already enabled.
@@ -34,4 +36,4 @@ An enterprise owner can choose whether to enable a feature for all organizations
 
 ## Next steps
 
-You successfully enabled {% data variables.product.prodname_copilot_mobile_short %} for your organization{% ifversion ghec %} or enterprise{% endif %}. To learn more about how to use it, see "[AUTOTITLE](/copilot/github-copilot-chat/using-github-copilot-chat-in-github-mobile)."
+You successfully enabled {% data variables.product.prodname_copilot_mobile_short %} for your organization{% ifversion ghec %} or enterprise{% endif %}. To learn more about how to use it, see "[AUTOTITLE](/copilot/github-copilot-chat/copilot-chat-in-github-mobile/using-github-copilot-chat-in-github-mobile)."

content/copilot/github-copilot-chat/copilot-chat-in-github-mobile/index.md

@@ -0,0 +1,10 @@
+---
+title: Copilot Chat in GitHub Mobile
+intro: 'You can chat with {% data variables.product.prodname_copilot_chat_dotcom_short %} in {% data variables.product.prodname_mobile %} to learn out about aspects of software development, or to understand or improve specific lines of code.'
+versions:
+  feature: 'copilot-chat-for-mobile'
+children:
+  - /about-github-copilot-chat-in-github-mobile
+  - /enabling-github-copilot-chat-for-github-mobile
+  - /using-github-copilot-chat-in-github-mobile
+---

content/copilot/github-copilot-chat/using-github-copilot-chat-in-github-mobile.md content/copilot/github-copilot-chat/copilot-chat-in-github-mobile/using-github-copilot-chat-in-github-mobile.md

@@ -6,14 +6,16 @@ topics:
   - Mobile
 versions:
   feature: copilot-chat-for-mobile
-shortTitle: Use Copilot Chat (Mobile)
+shortTitle: Use Copilot Chat
+redirect_from:
+  - /copilot/github-copilot-chat/using-github-copilot-chat-in-github-mobile
 ---
 
 ## Overview
 
-{% data variables.product.prodname_copilot_chat %} is a chat interface that lets you ask and receive answers to coding-related questions in {% data variables.product.prodname_mobile %}. You can also use {% data variables.product.prodname_copilot_chat %} {% ifversion ghec %}on either {% data variables.product.prodname_dotcom_the_website %} or{% endif %} within a supported IDE. For information on using {% data variables.product.prodname_copilot_chat %} in an IDE, see "[AUTOTITLE](/copilot/github-copilot-chat/using-github-copilot-chat-in-your-ide)."
+{% data variables.product.prodname_copilot_chat %} is a chat interface that lets you ask and receive answers to coding-related questions in {% data variables.product.prodname_mobile %}. You can also use {% data variables.product.prodname_copilot_chat %} {% ifversion ghec %}on either {% data variables.product.prodname_dotcom_the_website %} or{% endif %} within a supported IDE. For information on using {% data variables.product.prodname_copilot_chat %} in an IDE, see "[AUTOTITLE](/copilot/github-copilot-chat/copilot-chat-in-ides/using-github-copilot-chat-in-your-ide)."
 
-{% data variables.product.prodname_copilot_mobile_short %} can help you with a variety of coding-related tasks, like offering you code suggestions, providing natural language descriptions of a piece of code's functionality and purpose, generating unit tests for your code, and proposing fixes for bugs in your code. For more information, see "[AUTOTITLE](/copilot/github-copilot-chat/about-github-copilot-chat-in-github-mobile)."
+{% data variables.product.prodname_copilot_mobile_short %} can help you with a variety of coding-related tasks, like offering you code suggestions, providing natural language descriptions of a piece of code's functionality and purpose, generating unit tests for your code, and proposing fixes for bugs in your code. For more information, see "[AUTOTITLE](/copilot/github-copilot-chat/copilot-chat-in-github-mobile/about-github-copilot-chat-in-github-mobile)."
 
 {% ifversion ghec %}
 In {% data variables.product.prodname_mobile %}, you can use {% data variables.product.prodname_copilot_chat_short %} to ask:
@@ -38,7 +40,7 @@ To use {% data variables.product.prodname_copilot_mobile_short %} you will need
 
    If you do not have a {% data variables.product.prodname_copilot %} subscription, you can purchase a {% data variables.product.prodname_copilot_individuals_short %} subscription directly in the iOS version of {% data variables.product.prodname_mobile %}, or in the Google Play Store for the Android version of {% data variables.product.prodname_mobile %}.
 
-- **Access to {% data variables.product.prodname_copilot_mobile_short %}**: If you are part of an organization{% ifversion ghec %} or enterprise{% endif %} with a {% data variables.product.prodname_copilot_for_business %}{% ifversion ghec %} or {% data variables.product.prodname_copilot_enterprise %}{% endif %} subscription, the organization{% ifversion ghec %} or enterprise{% endif %} owner will need to grant you access to {% data variables.product.prodname_copilot_cli_short %}. For more information, see "[AUTOTITLE](/copilot/github-copilot-chat/enabling-github-copilot-chat-for-github-mobile)."
+- **Access to {% data variables.product.prodname_copilot_mobile_short %}**: If you are part of an organization{% ifversion ghec %} or enterprise{% endif %} with a {% data variables.product.prodname_copilot_for_business %}{% ifversion ghec %} or {% data variables.product.prodname_copilot_enterprise %}{% endif %} subscription, the organization{% ifversion ghec %} or enterprise{% endif %} owner will need to grant you access to {% data variables.product.prodname_copilot_cli_short %}. For more information, see "[AUTOTITLE](/copilot/github-copilot-chat/copilot-chat-in-github-mobile/enabling-github-copilot-chat-for-github-mobile)."
 - **Enable {% data variables.product.prodname_copilot_short %} features for your device**: {% data variables.product.prodname_copilot_short %} needs to be enabled from within {% data variables.product.prodname_mobile %}. For more information, see "[AUTOTITLE](/copilot/using-github-copilot/getting-started-with-github-copilot#enabling-or-disabling-copilot-in-github-mobile)."
 
 ## Asking a general question about software development
@@ -86,7 +88,7 @@ You can ask questions about a specific repository, to get help with understandin
    > [!IMPORTANT]
    > {% data variables.product.prodname_copilot_short %}'s ability to answer natural language questions like these in a repository context is improved when the repository has been indexed for semantic code search. However, only members of an enterprise with a {% data variables.product.prodname_copilot_enterprise %} subscription can index a repository for semantic code search. Without indexing, {% data variables.product.prodname_copilot_mobile_short %} may not be able to provide the most relevant answers to your questions.
    >
-   > Additionally, indexing a repository is not possible in {% data variables.product.prodname_mobile %}. To index a repository, you must use {% data variables.product.prodname_copilot_chat_short %} in a web browser. For more information, see step 6 of "[Asking a question about a specific repository, file or symbol](/copilot/github-copilot-enterprise/copilot-chat-in-github/using-github-copilot-chat-in-githubcom)."
+   > Additionally, indexing a repository is not possible in {% data variables.product.prodname_mobile %}. To index a repository, you must use {% data variables.product.prodname_copilot_chat_short %} in a web browser. For more information, see step 6 of "[Asking a question about a specific repository, file or symbol](/copilot/github-copilot-chat/copilot-chat-in-github/using-github-copilot-chat-in-githubcom)."
 
 {% data reusables.copilot.chat-mobile-conversation-buttons %}
 

content/copilot/github-copilot-enterprise/copilot-chat-in-github/about-github-copilot-chat-in-githubcom.md content/copilot/github-copilot-chat/copilot-chat-in-github/about-github-copilot-chat-in-githubcom.md

@@ -1,6 +1,6 @@
 ---
 title: About GitHub Copilot Chat in GitHub.com
-shortTitle: About Copilot Chat in GitHub.com
+shortTitle: About Copilot Chat
 intro: '{% data variables.product.prodname_copilot_chat_dotcom %} can help you by providing answers to coding related questions directly within {% data variables.product.prodname_dotcom_the_website %}.'
 product: 'Owners of organizations {% ifversion ghec %}or enterprises {% endif %}with a {% data variables.product.prodname_copilot_enterprise %} subscription can decide whether to grant access to the {% data variables.product.prodname_copilot_enterprise_short %} functionality for an organization. For more information, see "[AUTOTITLE](/copilot/github-copilot-enterprise/overview/enabling-github-copilot-enterprise-features)."'
 versions:
@@ -12,6 +12,7 @@ type: rai
 redirect_from:
   - /copilot/github-copilot-enterprise/copilot-chat-in-github/about-github-copilot-chat
   - /copilot/github-copilot-enterprise/copilot-docset-management/about-copilot-docset-management
+  - /copilot/github-copilot-enterprise/copilot-chat-in-github/about-github-copilot-chat-in-githubcom
 ---
 
 {% ifversion fpt %}
@@ -154,7 +155,7 @@ When leveraging Bing, {% data variables.product.prodname_copilot_short %} will u
 
 For details of how to use {% data variables.product.prodname_copilot_chat_dotcom %}, see:
 
-- "[AUTOTITLE](/enterprise-cloud@latest/copilot/github-copilot-enterprise/copilot-chat-in-github/using-github-copilot-chat-in-githubcom)"{% ifversion fpt %} in the {% data variables.product.prodname_ghe_cloud %} documentation.{% endif %}
+- "[AUTOTITLE](/enterprise-cloud@latest/copilot/github-copilot-chat/copilot-chat-in-github/using-github-copilot-chat-in-githubcom)"{% ifversion fpt %} in the {% data variables.product.prodname_ghe_cloud %} documentation.{% endif %}
 
 ## Further reading
 

content/copilot/github-copilot-enterprise/copilot-chat-in-github/index.md content/copilot/github-copilot-chat/copilot-chat-in-github/index.md

@@ -1,9 +1,11 @@
 ---
 title: Copilot Chat in GitHub.com
-intro: 'You can chat with {% data variables.product.prodname_copilot_chat_dotcom_short %} to learn out about aspects of software development, or to understand or improve specific lines of code.'
+intro: 'You can chat with {% data variables.product.prodname_copilot_chat_dotcom_short %} in {% data variables.product.prodname_dotcom_the_website %} to learn out about aspects of software development, or to understand or improve specific lines of code.'
 versions:
   feature: 'copilot-on-dotcom'
   fpt: '*'
+redirect_from:
+  - /copilot/github-copilot-enterprise/copilot-chat-in-github
 children:
   - /about-github-copilot-chat-in-githubcom
   - /using-github-copilot-chat-in-githubcom