chore: atualiza seed e inclui .codex/plans no gitignore

.gitignore

@@ -22,3 +22,5 @@ logs
 .env
 .env.*
 !.env.example
+
+.codex/plans/*

README.md

@@ -55,10 +55,8 @@ npm run dev
 
 ## Usuários de seed
 
-- `student@example.com` / `student123`
-- `admin@example.com` / `admin123`
-- `limited@example.com` / `limited123`
-
+- `student@example.com` / `123456`
+s
 ## Estrutura da tabela `User`
 
 A tabela `User` possui apenas:

prisma/seed.mjs

@@ -27,17 +27,7 @@ async function upsertUser({ email, password }) {
 async function main() {
   await upsertUser({
     email: 'student@example.com',
-    password: 'student123'
-  })
-
-  await upsertUser({
-    email: 'admin@example.com',
-    password: 'admin123'
-  })
-
-  await upsertUser({
-    email: 'limited@example.com',
-    password: 'limited123'
+    password: '123456'
   })
 }