fix errors on insertion to game, fix db creation of game

db/migrations/000001_create_setup.up.sql

@@ -397,15 +397,30 @@ CREATE TABLE IF NOT EXISTS package_warnings (
     FOREIGN KEY (setup_id) REFERENCES setup(id) ON DELETE CASCADE
 );
 
+CREATE TABLE IF NOT EXISTS package_warnings_to_data (
+    package_warnings_id INTEGER,
+    package_warnings_data_id TEXT,
+    
+    PRIMARY KEY (package_warnings_id, package_warnings_data_id),
+    FOREIGN KEY (package_warnings_id) REFERENCES package_warnings(id) ON DELETE CASCADE,
+    FOREIGN KEY (package_warnings_data_id) REFERENCES package_warnings_data(id) ON DELETE CASCADE
+);
+
+CREATE TRIGGER tr_delete_package_warnings_to_data_package_warnings_data
+AFTER DELETE ON package_warnings_to_data
+FOR EACH ROW
+BEGIN
+    DELETE FROM package_warnings_data 
+    WHERE id = OLD.id 
+    AND NOT EXISTS (SELECT 1 FROM package_warnings_to_data WHERE package_warnings_data_id = OLD.package_warnings_data_id);
+END;
+
 CREATE TABLE IF NOT EXISTS package_warnings_data (
     id TEXT PRIMARY KEY,
 
     type VARCHAR(128) NOT NULL,
     manifest VARCHAR(128) NOT NULL,
-    reinstallable BOOLEAN NOT NULL,
-
-    package_warnings_id INTEGER,
-    FOREIGN KEY (package_warnings_id) REFERENCES package_warnings(id) ON DELETE CASCADE
+    reinstallable BOOLEAN NOT NULL
 );
 
 CREATE TABLE IF NOT EXISTS package_warnings_data_warning (
@@ -510,6 +525,9 @@ CREATE TABLE IF NOT EXISTS world (
     owned BOOLEAN NOT NULL DEFAULT FALSE,
     has_storage BOOLEAN NOT NULL DEFAULT FALSE,
 
+    created_at TEXT DEFAULT (datetime('now')),
+    updated_at TEXT DEFAULT (datetime('now')),
+
     setup_id INTEGER,
     FOREIGN KEY (setup_id) REFERENCES setup(id) ON DELETE CASCADE
 );