ci(circle): Enables builds without passwords.

Author: ryasmi

src/facade.test.ts

@@ -11,6 +11,9 @@ const db = connectToDb({
   connection: {
     database: process.env.KNEX_DATABASE,
     host: '127.0.0.1',
+    ...(process.env.KNEX_PASSWORD === undefined ? {} : {
+      password: process.env.KNEX_PASSWORD,
+    }),
     user: process.env.KNEX_USER,
   },
 });