feat: Add github authentication provider (#8980)

* feat: Add github authentication provider

* feat: Change callback to always return a token, expect callbackUrl to point to FE

* fix: Return login redirect URLas a 200 response

packages/medusa/src/api/auth/[actor_type]/[auth_provider]/callback/route.ts

@@ -41,8 +41,10 @@ export const GET = async (req: MedusaRequest, res: MedusaResponse) => {
     protocol: req.protocol,
   } as AuthenticationInput
 
-  const { success, error, authIdentity, successRedirectUrl } =
-    await service.validateCallback(auth_provider, authData)
+  const { success, error, authIdentity } = await service.validateCallback(
+    auth_provider,
+    authData
+  )
 
   const entityIdKey = `${actor_type}_id`
   const entityId = authIdentity?.app_metadata?.[entityIdKey] as
@@ -71,13 +73,6 @@ export const GET = async (req: MedusaRequest, res: MedusaResponse) => {
       }
     )
 
-    if (successRedirectUrl) {
-      const url = new URL(successRedirectUrl!)
-      url.searchParams.append("access_token", token)
-
-      return res.redirect(url.toString())
-    }
-
     return res.json({ token })
   }
 

packages/medusa/src/api/auth/[actor_type]/[auth_provider]/route.ts

@@ -47,8 +47,7 @@ export const GET = async (req: MedusaRequest, res: MedusaResponse) => {
   )
 
   if (location) {
-    res.redirect(location)
-    return
+    return res.status(200).json({ location })
   }
 
   if (success) {