diff --git a/app/database/migrations/2026_07_02_100001_create_knowledge_chunks_table.php b/app/database/migrations/2026_07_02_100001_create_knowledge_chunks_table.php
index 74c51b60..022099b5 100644
--- a/app/database/migrations/2026_07_02_100001_create_knowledge_chunks_table.php
+++ b/app/database/migrations/2026_07_02_100001_create_knowledge_chunks_table.php
@@ -16,7 +16,7 @@ return new class extends Migration
     public function up(): void
     {
         DB::statement(<<<'SQL'
-            CREATE TABLE knowledge_chunks (
+            CREATE TABLE IF NOT EXISTS knowledge_chunks (
                 id BIGSERIAL PRIMARY KEY,
                 source_path VARCHAR(255) NOT NULL,
                 title VARCHAR(255) NOT NULL,
@@ -32,7 +32,7 @@ return new class extends Migration
                 CONSTRAINT uq_knowledge_chunks_source_chunk UNIQUE (source_path, chunk_index)
             )
         SQL);
-        DB::statement('CREATE INDEX idx_knowledge_chunks_search ON knowledge_chunks USING GIN (search_tsv)');
+        DB::statement('CREATE INDEX IF NOT EXISTS idx_knowledge_chunks_search ON knowledge_chunks USING GIN (search_tsv)');
     }
 
     public function down(): void
diff --git a/app/database/migrations/2026_07_02_100002_create_bot_dialogs_table.php b/app/database/migrations/2026_07_02_100002_create_bot_dialogs_table.php
new file mode 100644
index 00000000..ad1c564b
--- /dev/null
+++ b/app/database/migrations/2026_07_02_100002_create_bot_dialogs_table.php
@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+/**
+ * Журнал диалогов ИИ-бота (спека §5). Глобальная (НЕ tenant-scoped) в v1:
+ * диалоги Jivo анонимны до этапа личных ответов; ПДн клиентов не пишем.
+ * direction: in = сообщение клиента, out = ответ бота.
+ */
+return new class extends Migration
+{
+    public function up(): void
+    {
+        DB::statement(<<<'SQL'
+            CREATE TABLE IF NOT EXISTS bot_dialogs (
+                id BIGSERIAL PRIMARY KEY,
+                jivo_chat_id VARCHAR(64) NOT NULL,
+                direction VARCHAR(3) NOT NULL CHECK (direction IN ('in', 'out')),
+                message TEXT NOT NULL,
+                matched_chunks JSONB,
+                latency_ms INTEGER,
+                escalated BOOLEAN NOT NULL DEFAULT FALSE,
+                created_at TIMESTAMPTZ NOT NULL DEFAULT now()
+            )
+        SQL);
+        DB::statement('CREATE INDEX IF NOT EXISTS idx_bot_dialogs_chat ON bot_dialogs (jivo_chat_id, created_at)');
+    }
+
+    public function down(): void
+    {
+        DB::statement('DROP TABLE IF EXISTS bot_dialogs');
+    }
+};
diff --git a/app/tests/Feature/Bot/BotDialogsTableTest.php b/app/tests/Feature/Bot/BotDialogsTableTest.php
new file mode 100644
index 00000000..2204085c
--- /dev/null
+++ b/app/tests/Feature/Bot/BotDialogsTableTest.php
@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\DB;
+
+uses(RefreshDatabase::class);
+
+it('bot_dialogs принимает запись входа и выхода', function () {
+    DB::table('bot_dialogs')->insert([
+        'jivo_chat_id' => 'chat-1',
+        'direction' => 'in',
+        'message' => 'что такое проект?',
+        'created_at' => now(),
+    ]);
+    DB::table('bot_dialogs')->insert([
+        'jivo_chat_id' => 'chat-1',
+        'direction' => 'out',
+        'message' => 'Проект — это…',
+        'matched_chunks' => json_encode([1, 2]),
+        'latency_ms' => 2100,
+        'escalated' => false,
+        'created_at' => now(),
+    ]);
+
+    expect(DB::table('bot_dialogs')->where('jivo_chat_id', 'chat-1')->count())->toBe(2);
+});