move transaction handling to rust code

src/db.rs

@@ -13,8 +13,10 @@ impl DbHandle {
             .as_ref()
             .map(|path: &String| PathBuf::from(path))
             .unwrap_or_else(|| dirs::home_dir().unwrap().join(".foil").to_path_buf());
-        let conn: Connection = Connection::open(path).unwrap();
-        conn.execute_batch(DB_INIT_QUERY).unwrap();
+        let mut conn: Connection = Connection::open(path).unwrap();
+        let tx = conn.transaction().unwrap();
+        tx.execute_batch(DB_INIT_QUERY).unwrap();
+        tx.commit();
         DbHandle { conn: conn }
     }
 }

src/init.sql

@@ -1,5 +1,3 @@
-BEGIN TRANSACTION;
-
 CREATE TABLE IF NOT EXISTS encrypted_values (
        id INTEGER PRIMARY KEY AUTOINCREMENT,
        iv TEXT,
@@ -23,5 +21,3 @@ CREATE TABLE IF NOT EXISTS accounts(
        user INTEGER NOT NULL,
        password INTEGER NOT NULL
 );
-
-END TRANSACTION;