Implement OIDC authentication via Laravel Socialite

database/migrations/2026_04_26_162522_add_socialite_fields_to_users_table.php

@@ -0,0 +1,31 @@
+<?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::table('users', function (Blueprint $table) {
+            $table->string('provider_name')->nullable();
+            $table->string('provider_id')->nullable();
+            $table->unique(['provider_name', 'provider_id']);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->dropUnique(['provider_name', 'provider_id']);
+            $table->dropColumn(['provider_name', 'provider_id']);
+        });
+    }
+};