Add Book + Author, models + migrations

app/Models/Author.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Author extends Model
+{
+    use HasFactory;
+}

app/Models/Book.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Book extends Model
+{
+    use HasFactory;
+}

database/migrations/2023_11_02_092818_create_authors_table.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('authors', function (Blueprint $table) {
+            $table->id();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('authors');
+    }
+};

database/migrations/2023_11_02_093534_create_books_table.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('books', function (Blueprint $table) {
+            $table->id();
+            $table->string("name");
+            $table->text("annotation")->nullable();
+            $table->string("isbn")->nullable();
+            $table->year("year")->nullable();
+            $table->smallInteger("pagecount")->unsigned()->nullable();
+            $table->foreignId("authors");
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('books');
+    }
+};