[WIP] 20771/fix auth get user for edge functions (#23155)

* docs: fix RPC sql example

* docs: fix auth.getUser() calls to use auth.getUser(jwt)

- add lines to get token before calling auth.getUser() as session is not
set after setting authHeader in client

* Apply suggestions from code review

---------

Co-authored-by: Charis <26616127+charislam@users.noreply.github.com>

examples/edge-functions/supabase/functions/select-from-table-with-auth-rls/index.ts

@@ -28,10 +28,14 @@ Deno.serve(async (req: Request) => {
         },
       }
     )
+
+    // First get the token from the Authorization header
+    const token = req.headers.get('Authorization').replace('Bearer ', '')
+
     // Now we can get the session or user object
     const {
       data: { user },
-    } = await supabaseClient.auth.getUser()
+    } = await supabaseClient.auth.getUser(token)
 
     // And we can run queries in the context of our authenticated user
     const { data, error } = await supabaseClient.from('users').select('*')

examples/edge-functions/supabase/functions/upstash-redis-ratelimit/index.ts

@@ -20,10 +20,14 @@ Deno.serve(async (req) => {
         },
       }
     )
+
+    // First get the token from the Authorization header
+    const token = req.headers.get('Authorization').replace('Bearer ', '')
+
     // Now we can get the session or user object
     const {
       data: { user },
-    } = await supabaseClient.auth.getUser()
+    } = await supabaseClient.auth.getUser(token)
     if (!user) throw new Error('no user')
     console.log(user.id)