Add todo example, remove yarn, change schema structure, update readme

apps/cli/template/with-prisma-sqlite/packages/server/prisma/schema/auth.prisma

@@ -0,0 +1,59 @@
+model User {
+  id            String    @id @map("_id")
+  name          String
+  email         String
+  emailVerified Boolean
+  image         String?
+  createdAt     DateTime
+  updatedAt     DateTime
+  sessions      Session[]
+  accounts      Account[]
+
+  @@unique([email])
+  @@map("user")
+}
+
+model Session {
+  id        String   @id @map("_id")
+  expiresAt DateTime
+  token     String
+  createdAt DateTime
+  updatedAt DateTime
+  ipAddress String?
+  userAgent String?
+  userId    String
+  user      User     @relation(fields: [userId], references: [id], onDelete: Cascade)
+
+  @@unique([token])
+  @@map("session")
+}
+
+model Account {
+  id                    String    @id @map("_id")
+  accountId             String
+  providerId            String
+  userId                String
+  user                  User      @relation(fields: [userId], references: [id], onDelete: Cascade)
+  accessToken           String?
+  refreshToken          String?
+  idToken               String?
+  accessTokenExpiresAt  DateTime?
+  refreshTokenExpiresAt DateTime?
+  scope                 String?
+  password              String?
+  createdAt             DateTime
+  updatedAt             DateTime
+
+  @@map("account")
+}
+
+model Verification {
+  id         String    @id @map("_id")
+  identifier String
+  value      String
+  expiresAt  DateTime
+  createdAt  DateTime?
+  updatedAt  DateTime?
+
+  @@map("verification")
+}

apps/cli/template/with-prisma-sqlite/packages/server/prisma/schema/schema.prisma

@@ -0,0 +1,8 @@
+generator client {
+  provider = "prisma-client-js"
+}
+
+datasource db {
+  provider = "sqlite"
+  url      = "file:../local.db"
+}

apps/cli/template/with-prisma-sqlite/packages/server/prisma/schema/todo.prisma

@@ -0,0 +1,7 @@
+model Todo {
+  id        Int     @id @default(autoincrement())
+  text      String
+  completed Boolean @default(false)
+
+  @@map("todo")
+}