feat(shorts): короткие сообщения резидентов с ИИ-коррекцией

Таблица short_messages (резидент, дата занятия, тема, текст, отметка
об использовании), CRUD API /api/shorts с мягким удалением и плановой
очисткой через purge_at, ИИ-коррекция текста по профилю, страница
shorts.html с массовым добавлением разбором строк «ФИО - текст».

db/init.sql

@@ -458,3 +458,21 @@ INSERT INTO settings (key, value) VALUES ('lesson_ai_prompt', 'Ты — реда
 ON CONFLICT (key) DO NOTHING;
 INSERT INTO settings (key, value) VALUES ('notify_lesson_ai_formatted', 'false')
 ON CONFLICT (key) DO NOTHING;
+
+CREATE TABLE IF NOT EXISTS short_messages (
+  id SERIAL PRIMARY KEY,
+  resident VARCHAR(200) NOT NULL,
+  lesson_date DATE NOT NULL,
+  topic VARCHAR(500),
+  message TEXT NOT NULL,
+  used BOOLEAN NOT NULL DEFAULT false,
+  used_at DATE,
+  author_id INT REFERENCES users(id) ON DELETE SET NULL,
+  deleted_at TIMESTAMPTZ,
+  purge_at TIMESTAMPTZ,
+  created_at TIMESTAMPTZ DEFAULT now(),
+  updated_at TIMESTAMPTZ DEFAULT now()
+);
+
+CREATE INDEX IF NOT EXISTS idx_short_messages_date ON short_messages(lesson_date DESC);
+CREATE INDEX IF NOT EXISTS idx_short_messages_deleted ON short_messages(deleted_at);

db/migration.sql

@@ -559,3 +559,30 @@ WHERE key = 'lesson_ai_prompt' AND value IN (
 INSERT INTO settings (key, value) VALUES ('notify_lesson_ai_formatted', 'false') ON CONFLICT (key) DO NOTHING;
 INSERT INTO settings (key, value) VALUES ('timezone', 'Europe/Moscow') ON CONFLICT (key) DO NOTHING;
 INSERT INTO settings (key, value) VALUES ('time_format', '24h') ON CONFLICT (key) DO NOTHING;
+
+-- Short messages table migration
+DO $$
+BEGIN
+  IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'short_messages') THEN
+    CREATE TABLE short_messages (
+      id SERIAL PRIMARY KEY,
+      resident VARCHAR(200) NOT NULL,
+      lesson_date DATE NOT NULL,
+      topic VARCHAR(500),
+      message TEXT NOT NULL,
+      used BOOLEAN NOT NULL DEFAULT false,
+      used_at DATE,
+      deleted_at TIMESTAMPTZ,
+      purge_at TIMESTAMPTZ,
+      created_at TIMESTAMPTZ DEFAULT now(),
+      updated_at TIMESTAMPTZ DEFAULT now()
+    );
+    CREATE INDEX idx_short_messages_date ON short_messages(lesson_date DESC);
+    CREATE INDEX idx_short_messages_deleted ON short_messages(deleted_at);
+  END IF;
+END$$;
+
+ALTER TABLE short_messages ADD COLUMN IF NOT EXISTS used_at DATE;
+ALTER TABLE short_messages ADD COLUMN IF NOT EXISTS author_id INT REFERENCES users(id) ON DELETE SET NULL;
+
+INSERT INTO settings (key, value) VALUES ('short_messages_retention_days', '365') ON CONFLICT (key) DO NOTHING;