docs: general improvements and additions (#12296)

www/utils/packages/typedoc-generate-references/src/constants/merger-custom-options/auth-provider.ts

@@ -112,7 +112,7 @@ module.exports = defineConfig({
 `,
       `## 5. Test it Out
 
-To test out your Authentication Module Provider, use any of the [Authentication Routes](https://docs.medusajs.com/v2/resources/commerce-modules/auth/authentication-route), using your provider's ID as a path parameter.
+To test out your Authentication Module Provider, use any of the [Authentication Routes](https://docs.medusajs.com/resources/commerce-modules/auth/authentication-route), using your provider's ID as a path parameter.
 
 For example, to get a registration token for an admin user, send a \`POST\` request to \`/auth/user/my-auth/register\` replacing \`my-auth\` with your Authentication Module Provider's ID:
 

www/utils/packages/typedoc-plugin-markdown-medusa/src/resources/helpers/source-code-link.ts

@@ -1,11 +1,29 @@
 import Handlebars from "handlebars"
-import { SignatureReflection } from "typedoc"
+import {
+  Reflection,
+  ReflectionKind,
+  SignatureReflection,
+  SourceReference,
+} from "typedoc"
 
 export default function () {
   Handlebars.registerHelper(
     "sourceCodeLink",
-    function (this: SignatureReflection): string {
-      const source = this.parent.sources?.[0]
+    function (this: Reflection): string {
+      let source: SourceReference | undefined
+
+      switch (this.kind) {
+        case ReflectionKind.GetSignature:
+          if (this.parent instanceof SignatureReflection) {
+            source = this.parent.sources?.[0]
+          }
+          break
+        default:
+          if ("sources" in this) {
+            source = (this.sources as SourceReference[])?.[0]
+          }
+          break
+      }
 
       if (!source?.url) {
         return ""

www/utils/packages/typedoc-plugin-markdown-medusa/src/resources/partials/member.dml.hbs

@@ -4,4 +4,6 @@
 
 {{/if}}
 
+{{{sourceCodeLink}}}
+
 {{{dmlProperties}}}