Update customization for 1.96

Author: ntrogh

docs/copilot/copilot-customization.md

@@ -20,6 +20,10 @@ You can specify custom instructions for specific purposes:
 
 * **Test-generation instructions** - provide context specific for generating tests. For example, you can specify that all generated tests should use a specific testing framework. You can specify test-generation instructions in settings, or in a Markdown file in your workspace.
 
+* **Code review instructions** - provide context specific for reviewing the current editor selection. For example, you can specify that the reviewer should look for a specific type of error in the code. You can specify review-selection instructions in settings, or in a Markdown file in your workspace.
+
+* **Commit message generation instructions** - provide context specific for generating commit messages. You can specify commit-message-generation instructions in settings, or in a Markdown file in your workspace.
+
 Custom instructions consist of natural language instructions and should be short, self-contained statements that add context or relevant information to supplement chat questions.
 
 ## Define code-generation custom instructions
@@ -107,6 +111,18 @@ Always add code comments.
 Always use React functional components.
 ```
 
+## Define code review custom instructions
+
+You can use Copilot to review a selection of code in the editor. You can define custom instructions to help Copilot take into account specific code review criteria that are relevant to your project and development workflow.
+
+To configure custom code review instructions, use the `setting(github.copilot.chat.reviewSelection.instructions)` setting. You can define custom instructions at the User or Workspace level.
+
+## Define commit message generation custom instructions
+
+In the Source Control view, you can use Copilot to generate a commit message for the pending code changes. You can define custom instructions to help Copilot generate a commit message that takes into account specific formatting and structure that are specific to your project and development workflow.
+
+To configure custom commit message generation instructions, use the `setting(github.copilot.chat.commitMessageGeneration.instructions)` setting. You can define custom instructions at the User or Workspace level.
+
 ## Tips for defining custom instructions
 
 * Keep your instructions short and self-contained. Each instruction should be a single, simple statement. If you need to provide multiple pieces of information, use multiple instructions.
@@ -117,9 +133,11 @@ Always use React functional components.
 
 ## Settings
 
-* `setting(github.copilot.chat.codeGeneration.instructions)` <i class="codicon codicon-beaker"></i>: A set of instructions that are added to Copilot requests that generate code.
-* `setting(github.copilot.chat.codeGeneration.useInstructionFiles)` <i class="codicon codicon-beaker"></i>: Controls whether code instructions from `.github/copilot-instructions.md` are added to Copilot requests.
-* `setting(github.copilot.chat.testGeneration.instructions)` <i class="codicon codicon-beaker"></i>: A set of instructions that are added to Copilot requests that generate tests.
+* `setting(github.copilot.chat.codeGeneration.instructions)` <i class="codicon codicon-beaker"></i>: A set of instructions that will be added to Copilot requests that generate code.
+* `setting(github.copilot.chat.codeGeneration.useInstructionFiles)` _(Preview)_: Controls whether code instructions from `.github/copilot-instructions.md` are added to Copilot requests.
+* `setting(github.copilot.chat.testGeneration.instructions)` <i class="codicon codicon-beaker"></i>: A set of instructions that will be added to Copilot requests that generate tests.
+* `setting(github.copilot.chat.reviewSelection.instructions)` _(Preview)_: A set of instructions that will be added to Copilot requests for reviewing the current editor selection.
+* `setting(github.copilot.chat.commitMessageGeneration.instructions)` <i class="codicon codicon-beaker"></i>: A set of instructions that will be added to Copilot requests that generate commit messages.
 
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