Merge pull request #347 from Codium-ai/hl/document_incremental_review

Add Incremental Review to user guide

README.md

@@ -106,6 +106,7 @@ See the [Release notes](./RELEASE_NOTES.md) for updates on the latest changes.
 |       |                                             | GitHub | Gitlab | Bitbucket | CodeCommit | Azure DevOps | Gerrit |
 |-------|---------------------------------------------|:------:|:------:|:---------:|:----------:|:----------:|:----------:|
 | TOOLS | Review                                      |   :white_check_mark:    |   :white_check_mark:    |   :white_check_mark:       |   :white_check_mark:    |   :white_check_mark:    |   :white_check_mark:    |
+|       | ⮑ Incremental                              |   :white_check_mark:    |       |           |       |          |     |
 |       | Ask                                         |   :white_check_mark:    |   :white_check_mark:    |   :white_check_mark:          |   :white_check_mark:          | :white_check_mark: |  :white_check_mark:    |
 |       | Auto-Description                            |   :white_check_mark:    |   :white_check_mark:    |   :white_check_mark:        |   :white_check_mark:    |   :white_check_mark:    | :white_check_mark:    |
 |       | Improve Code                                |   :white_check_mark:    |   :white_check_mark:    |   :white_check_mark:        |   :white_check_mark:    |          |    :white_check_mark:    |

docs/REVIEW.md

@@ -25,6 +25,14 @@ Under the section 'pr_reviewer', the [configuration file](./../pr_agent/settings
 - `inline_code_comments`: if set to true, the tool will publish the code suggestions as comments on the code diff. Default is false.
 - `automatic_review`: if set to false, no automatic reviews will be done. Default is true.
 - `extra_instructions`: Optional extra instructions to the tool. For example: "focus on the changes in the file X. Ignore change in ...".
+####  Incremental Mode
+For an incremental review, which only considers changes since the last PR-Agent review, this can be useful when working on the PR in an iterative manner, and you want to focus on the changes since the last review instead of reviewing the entire PR again, the following command can be used:
+```
+/improve -i
+```
+Note that the incremental mode is only available for GitHub.
+
+<kbd><img src=./../pics/incremental_review.png width="768"></kbd>
 
 #### PR Reflection
 By invoking: