docs: move all plugin types under the same "Plugins" category

docs/astro.config.mjs

@@ -18,27 +18,39 @@ export default defineConfig({
           link: '/getting-started/',
         },
         {
-          label: 'Storage Plugins',
+          label: 'Plugins',
           items: [
-            { label: 'Introduction', link: '/storage/' },
+            {
-            { label: 'File System', link: '/storage/file-system/' },
+              label: 'Introduction',
-            { label: 'MySQL', link: '/storage/mysql/' },
+              link: '/plugins/',
+            },
+            {
+              label: 'Storage Plugins',
+              collapsed: true,
+              items: [
+                { label: 'Introduction', link: '/plugins/storage/' },
+                { label: 'File System', link: '/plugins/storage/file-system/' },
+                { label: 'MySQL', link: '/plugins/storage/mysql/' },
               ],
             },
             {
               label: 'Loader Plugins',
+              collapsed: true,
               items: [
-            { label: 'Introduction', link: '/loaders/' },
+                { label: 'Introduction', link: '/plugins/loaders/' },
-            { label: 'Default Loader', link: '/loaders/default/' },
+                { label: 'Default Loader', link: '/plugins/loaders/default/' },
-            { label: 'MySQL Loader', link: '/loaders/mysql/' },
+                { label: 'MySQL Loader', link: '/plugins/loaders/mysql/' },
               ],
             },
             {
               label: 'Reporters',
+              collapsed: true,
               items: [
-            { label: 'Introduction', link: '/reporters/' },
+                { label: 'Introduction', link: '/plugins/reporters/' },
-            { label: 'Default Reporter', link: '/reporters/default/', badge: 'WIP' },
+                { label: 'Default Reporter', link: '/plugins/reporters/default/', badge: 'WIP' },
-            { label: 'Pino Reporter', link: '/reporters/pino/', badge: 'WIP' },
+                { label: 'Pino Reporter', link: '/plugins/reporters/pino/', badge: 'WIP' },
+              ],
+            },
           ],
         },
         {

docs/src/content/docs/getting-started.mdx

@@ -14,7 +14,7 @@ Emigrate is written in [TypeScript](https://www.typescriptlang.org) and is a dat
 * The output can be customized using [Reporters](/reporters/).
 
 :::tip[Did you know?]
-Thanks to the plugin system you can even write migrations in plain SQL! So no need for Java-based tools like Liquibase or Flyway.
+Thanks to [the plugin system](/plugins/) you can even write migrations in plain SQL! So no need for Java-based tools like Liquibase or Flyway.
 :::
 
 ## Quick Start
@@ -46,10 +46,10 @@ But for now, this is the way to go.
 
 ### Pick a storage plugin
 
-Emigrate uses a storage plugin to store the migration history. You can use one of the following plugins:
+Emigrate uses a [storage plugin](/plugins/storage/) to store the migration history. You can use one of the following plugins:
 
-- [MySQL](/storage/mysql)
+- [MySQL](/plugins/storage/mysql)
-- [File System](/storage/file-system)
+- [File System](/plugins/storage/file-system)
 
 Install the plugin you want to use, for example:
 
@@ -95,7 +95,7 @@ Otherwise the file would have the `.js` extension by default.
 
 :::tip[Did you know?]
 You can avoid typing `--plugin mysql` by configuring Emigrate using an `emigrate.config.js` file.
-See [Configuration](/configuration) for more information.
+See [Configuration](/configuration/) for more information.
 :::
 
 #### Fill the migration file

docs/src/content/docs/plugins/index.mdx

@@ -0,0 +1,35 @@
+---
+title: The Plugin System
+---
+
+import { LinkCard } from '@astrojs/starlight/components';
+
+Emigrate uses a plugin system to allow you to extend and customize the functionality so that it fits your needs.
+
+## The types of plugins
+
+Emigrate supports different types of plugins that all have different purposes.
+
+<LinkCard
+  href="/plugins/storage/"
+  title="Storage Plugins"
+  description="The most important plugin type. A storage plugin is responsible for storing and handling the migration history state."
+  />
+
+<LinkCard
+  href="/plugins/loaders/"
+  title="Loader Plugins"
+  description="A loader plugin is responsible for loading migration files with a specific format and transforming them into a JavaScript function."
+  />
+
+<LinkCard
+  href="/plugins/reporters/"
+  title="Reporters"
+  description="A reporter is responsible for the output of the migration process. Use a different reporter if you want the output suitable for log shipping or to be machine readable."
+  />
+
+<LinkCard
+  href="/plugins/generators/"
+  title="Generator Plugins"
+  description="A generator plugin generates new migration files. Usually included in loader plugin packages so the same package can be used for both creating and loading migrations in a certain format."
+  />

docs/src/content/docs/plugins/loaders/index.mdx

@@ -19,7 +19,7 @@ npx emigrate up --plugin mysql
 Or set it up in your configuration file, see [Plugin configuration](/reference/configuration/#plugins) for more information.
 
 :::tip[Did you know?]
-You can specify multiple loader plugins at the same time, which is needed when you mix file types in your migrations.
+You can specify multiple loader plugins at the same time, which is needed when you mix file types in your migrations folder.
 For example, you can use the `mysql` loader for `.sql` files and the `typescript` loader for `.ts` files.
 The [default loader](/loaders/default/) will be used for all other file types, and doesn't need to be specified.
 :::