feat(автоподбор): таблица autopodbor_competitors + RLS

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

app/database/migrations/2026_06_28_100100_create_autopodbor_competitors.php

@@ -0,0 +1,43 @@
+<?php
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration {
+    public function up(): void
+    {
+        Schema::create('autopodbor_competitors', function (Blueprint $table) {
+            $table->bigIncrements('id');
+            $table->unsignedBigInteger('tenant_id');
+            $table->unsignedBigInteger('search_run_id')->nullable();
+            $table->string('name', 255);
+            $table->text('description')->nullable();
+            $table->boolean('is_federal')->default(false);
+            $table->smallInteger('relevance_pct')->nullable();
+            $table->string('origin', 16)->default('auto'); // auto|manual|resolve
+            $table->string('site_url', 255)->nullable();
+            $table->jsonb('directory_urls')->default(DB::raw("'[]'::jsonb"));
+            $table->jsonb('provenance')->default(DB::raw("'{}'::jsonb"));
+            $table->string('dedup_key', 255);
+            $table->unsignedBigInteger('study_run_id')->nullable();
+            $table->timestampTz('studied_at')->nullable();
+            $table->timestampTz('created_at')->useCurrent();
+
+            $table->foreign('tenant_id')->references('id')->on('tenants')->cascadeOnDelete();
+            $table->foreign('search_run_id')->references('id')->on('autopodbor_runs')->nullOnDelete();
+            $table->foreign('study_run_id')->references('id')->on('autopodbor_runs')->nullOnDelete();
+            $table->index(['tenant_id', 'search_run_id']);
+            $table->unique(['tenant_id', 'search_run_id', 'dedup_key'], 'autopodbor_competitor_dedup');
+        });
+
+        DB::statement('ALTER TABLE autopodbor_competitors ENABLE ROW LEVEL SECURITY');
+        DB::statement('ALTER TABLE autopodbor_competitors FORCE ROW LEVEL SECURITY');
+        DB::statement("CREATE POLICY tenant_isolation ON autopodbor_competitors USING (tenant_id = current_setting('app.current_tenant_id')::bigint)");
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('autopodbor_competitors');
+    }
+};