feat: own PSModule plugin marketplace

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

Author: MariusStorhaug

.github/plugin/README.md

@@ -1,8 +1,17 @@
 # PSModule process plugin
 
-This repository hosts the canonical `psmodule-process` GitHub Copilot CLI
-plugin. The shared MSXOrg marketplace publishes this plugin alongside the
-other initiative plugins.
+This repository hosts the `psmodule` GitHub Copilot CLI marketplace and its
+`psmodule-process` plugin. The marketplace and plugin are owned and released
+with the PSModule process.
+
+## Install through the marketplace
+
+Register this repository's marketplace and install the plugin:
+
+```console
+copilot plugin marketplace add https://github.com/PSModule/Process-PSModule.git
+copilot plugin install psmodule-process
+```
 
 ## Install directly
 
@@ -22,7 +31,6 @@ copilot plugin list
 /skills list
 ```
 
-The shared marketplace is maintained in
-[MSXOrg/docs](https://github.com/MSXOrg/docs/tree/main/.github/plugin).
-Plugin metadata is in
+The marketplace catalog is in [`marketplace.json`](./marketplace.json), and
+plugin metadata is in
 [`plugin.json`](./plugins/psmodule-process/plugin.json).

.github/plugin/marketplace.json

@@ -0,0 +1,19 @@
+{
+  "$schema": "https://agent-plugins.org/schemas/1.0.0/marketplace.schema.json",
+  "name": "psmodule",
+  "owner": {
+    "name": "PSModule"
+  },
+  "metadata": {
+    "description": "Agent plugins for the PSModule repository process.",
+    "version": "1.0.0"
+  },
+  "plugins": [
+    {
+      "name": "psmodule-process",
+      "description": "PSModule process guidance and reusable skills for PowerShell module repositories.",
+      "version": "1.0.0",
+      "source": "plugins/psmodule-process"
+    }
+  ]
+}

docs/content/guides/pester-migration.md

@@ -5,9 +5,15 @@ description: A repository-wide checklist for migrating PSModule test sets to Pes
 
 # Migrating Pester tests
 
-Install the `psmodule-process` plugin from the shared
-[MSXOrg marketplace](https://github.com/MSXOrg/docs/tree/main/.github/plugin)
-and use its reusable `pester-migration` agent skill to migrate every Pester
+Register the PSModule initiative marketplace and install its `psmodule-process`
+plugin:
+
+```console
+copilot plugin marketplace add https://github.com/PSModule/Process-PSModule.git
+copilot plugin install psmodule-process
+```
+
+Then use its reusable `pester-migration` agent skill to migrate every Pester
 test set in a PSModule repository. For direct installation during development,
 use `copilot plugin install
 PSModule/Process-PSModule:.github/plugin/plugins/psmodule-process`. It is

docs/content/index.md

@@ -41,7 +41,7 @@ Task-oriented deep dives into the pipeline's functionality.
 | [Structuring your module](guides/structuring-your-module.md) | The repository and module source layout the workflow expects, and how to declare dependencies. |
 | [Writing module tests](guides/writing-module-tests.md) | Test discovery, setup and teardown phases, and shared test infrastructure. |
 | [Migrating Pester tests](guides/pester-migration.md) | A repository-wide checklist for migrating every test set to Pester 6.1.0. |
-| [PSModule process plugin](https://github.com/PSModule/Process-PSModule/tree/main/.github/plugin) | Install the plugin directly or through the shared MSXOrg marketplace. |
+| [PSModule process marketplace](https://github.com/PSModule/Process-PSModule/tree/main/.github/plugin) | Register the initiative marketplace and install the PSModule process plugin. |
 | [Skipping framework tests](guides/skipping-framework-tests.md) | Skip individual framework tests on a per-file basis. |
 | [Versioning and releases](guides/versioning-and-releases.md) | Label-driven versioning, prereleases, and what a release produces. |
 | [Validating before review](guides/validating-before-review.md) | The PSModule validation pass before a draft pull request is marked ready. |