fix

check_postgres_schema.py

@@ -0,0 +1,42 @@
+#!/usr/bin/env python3
+"""Проверка наличия таблиц схемы (books, chapters, chapter_analyses, tags, chapter_tags) в Postgres."""
+import sys
+
+try:
+    import psycopg2
+except ImportError:
+    print("Установите: pip install psycopg2-binary")
+    sys.exit(1)
+
+HOST = "192.168.88.15"
+PORT = 5432
+USER = "n8n"
+PASSWORD = "n8n_password"
+DB = "n8n"
+EXPECTED = {"books", "chapters", "chapter_analyses", "tags", "chapter_tags"}
+
+try:
+    conn = psycopg2.connect(
+        host=HOST, port=PORT, user=USER, password=PASSWORD, dbname=DB
+    )
+    with conn.cursor() as cur:
+        cur.execute("""
+            SELECT table_name FROM information_schema.tables
+            WHERE table_schema = 'public' AND table_type = 'BASE TABLE'
+            ORDER BY table_name;
+        """)
+        found = {row[0] for row in cur.fetchall()}
+    conn.close()
+    print(f"Postgres {HOST}:{PORT}/{DB}")
+    print("Таблицы в public:", ", ".join(sorted(found)) if found else "(нет)")
+    missing = EXPECTED - found
+    extra = found - EXPECTED
+    if not missing:
+        print("Ожидаемые таблицы этапа 8: все на месте.")
+    else:
+        print("Не найдены:", ", ".join(sorted(missing)))
+    if extra:
+        print("Доп. таблицы:", ", ".join(sorted(extra)))
+except Exception as e:
+    print(f"Ошибка: {e}")
+    sys.exit(1)