fix(sqlite-driver): use environment variable for default path

README.md

@@ -28,3 +28,23 @@ const users = await Resource.find(User, query);
 // remove an item
 await users[0].remove();
 ```
+
+## Storage Drivers
+
+SQLiteDriver:
+
+```ts
+// path to a file, or `:memory:` for in memory storage.
+// if not provided, defaults to `process.env.SQLITE_DB_PATH`
+
+const driver = new SQLiteDriver('path/to/file.db');
+```
+
+StoreDriver (for a [JSON store](https://github.com/cloud-cli/json-store)):
+
+```ts
+// address of Store API to use.
+// if not provided, defaults to `process.env.STORE_URL`
+
+const driver = new StoreDriver('https://store.io/hash');
+```

src/sqlite-driver.ts

@@ -7,7 +7,7 @@ export class SQLiteDriver extends ResourceDriver {
   readonly db: Database;
 
   /* istanbul ignore next */
-  constructor(path = process.cwd() + '/cloud.db') {
+  constructor(path = process.env.SQLITE_DB_PATH) {
     super();
     this.db = new SQLite(path);
     this.db.pragma('journal_mode = WAL');