feat(db): add library_items, library_sync_log, app_settings migrations

k-tv-backend/migrations_sqlite/20260319000002_add_library_tables.sql

@@ -0,0 +1,33 @@
+CREATE TABLE IF NOT EXISTS library_items (
+    id              TEXT PRIMARY KEY,
+    provider_id     TEXT NOT NULL,
+    external_id     TEXT NOT NULL,
+    title           TEXT NOT NULL,
+    content_type    TEXT NOT NULL,
+    duration_secs   INTEGER NOT NULL DEFAULT 0,
+    series_name     TEXT,
+    season_number   INTEGER,
+    episode_number  INTEGER,
+    year            INTEGER,
+    genres          TEXT NOT NULL DEFAULT '[]',
+    tags            TEXT NOT NULL DEFAULT '[]',
+    collection_id   TEXT,
+    collection_name TEXT,
+    collection_type TEXT,
+    thumbnail_url   TEXT,
+    synced_at       TEXT NOT NULL
+);
+
+CREATE INDEX IF NOT EXISTS idx_library_items_provider ON library_items(provider_id);
+CREATE INDEX IF NOT EXISTS idx_library_items_content_type ON library_items(content_type);
+CREATE INDEX IF NOT EXISTS idx_library_items_series ON library_items(series_name);
+
+CREATE TABLE IF NOT EXISTS library_sync_log (
+    id           INTEGER PRIMARY KEY AUTOINCREMENT,
+    provider_id  TEXT NOT NULL,
+    started_at   TEXT NOT NULL,
+    finished_at  TEXT,
+    items_found  INTEGER NOT NULL DEFAULT 0,
+    status       TEXT NOT NULL DEFAULT 'running',
+    error_msg    TEXT
+);

k-tv-backend/migrations_sqlite/20260319000003_add_app_settings.sql

@@ -0,0 +1,6 @@
+CREATE TABLE IF NOT EXISTS app_settings (
+    key   TEXT PRIMARY KEY,
+    value TEXT NOT NULL
+);
+
+INSERT OR IGNORE INTO app_settings(key, value) VALUES ('library_sync_interval_hours', '6');