Update README.md

Author: kenodegard

prepare-release/README.md

@@ -3,7 +3,20 @@
 This action prepares a release on GitHub:
 1. Running `towncrier` to update the changelog.
 
-## GitHub Action Usage
+## Action Inputs
+
+| Name | Description | Default |
+| ---- | ----------- | ------- |
+| `version` | Version to release. | **Required** |
+| `branch` | Target branch to use for the release. | `main` |
+| `changelog-author` | Git-format author to use for the changelog commits. | @conda-bot |
+| `fork-token` | GitHub token to create and push to the fork. If not provided, no fork will be used.<br>Fine-grained PAT: `administration: write` | `${{ github.token }}` |
+| `branch-token` | GitHub token to create and push to the branch.<br>Fine-grained PAT: `contents: write` | `${{ github.token }}` |
+| `pr-token` | GitHub token to create the pull request.<br>Fine-grained PAT: `pull-request: write` | `${{ github.token }}` |
+
+## Sample Workflows
+
+### Basic Workflow
 
 ```yaml
 name: Prepare Release
@@ -26,17 +39,10 @@ jobs:
       - name: Prepare Release
         uses: conda/actions/prepare-release
         with:
-          # [required]
-          # the version to be released
           version: ${{ inputs.version }}
-
-          # [optional]
-          # GitHub token to fork repository and create changelog PR
-          # (`contents: write` & `pull-request: write` for fine-grained PAT; `repo` for classic PAT)
-          # token: ${{ github.token }}
 ```
 
-### Sample Workflow Preparing Release using Dynamic Branch
+### Dynamic Branch Workflow
 
 ```yaml
 name: Prepare Release

prepare-release/action.yml

@@ -2,21 +2,22 @@ name: Prepare Release
 description: Prepares a release by running towncrier and creating a PR with the changes.
 inputs:
   version:
-    description: Release version.
+    description: The version to release.
     required: true
   branch:
-    description: Target branch for the release. Unless specified, uses the default branch.
-  changelog_author:
-    description: Git-format author/committer to use for pull request commits
+    description: The target branch to use for the release.
+    default: ${{ github.evebt.repository.default_branch }}
+  changelog-author:
+    description: Git-format author to use for the changelog commits.
     default: Conda Bot <[email protected]>
   fork-token:
-    description: 'GitHub token to fork repository (`???: write`).'
+    description: 'GitHub token to create and push to the fork. Fine-grained PAT: `administration: write`'
     default: ${{ github.token }}
   branch-token:
-    description: 'GitHub token to checkout and create the release branch (`contents: write`).'
+    description: 'GitHub token to create and push to the branch. Fine-grained PAT: `contents: write`'
     default: ${{ github.token }}
   pr-token:
-    description: 'GitHub token to create the changelog PR (`pull-request: write`).'
+    description: 'GitHub token to create the pull request. Fine-grained PAT: `pull-request: write`'
     default: ${{ github.token }}
 runs:
   using: composite
@@ -80,8 +81,8 @@ runs:
         base: ${{ inputs.branch }}
         delete-branch: true
         commit-message: Changelog ${{ inputs.version }}
-        author: ${{ inputs.changelog_author }}
-        committer: ${{ inputs.changelog_author }}
+        author: ${{ inputs.changelog-author }}
+        committer: ${{ inputs.changelog-author }}
         title: Changelog ${{ inputs.version }}
         body: |
           [release.yml]: ${{ github.server_url }}/${{ github.repository }}/blob/main/.github/workflows/release.yml