var MONGODB_URL = process.env.MONGODB_URL || null;

if (MONGODB_URL) {
  module.exports = {
    db: {
      name: 'db',
      connector: 'loopback-connector-mongodb',
      url: MONGODB_URL
    }
  };
}

@@ -196,8 +196,688 @@
 %0A  %7D;%0A%7D%0A
+%0Avar STORAGE_PROVIDER = process.env.STORAGE_PROVIDER %7C%7C 'filesystem';%0A%0Aif(STORAGE_PROVIDER === 'filesystem') %7B%0A%0A  var STORAGE_PATH = process.env.STORAGE_PATH %7C%7C './storage';%0A%0A  module.exports = %7B%0A    storage: %7B%0A      name: 'storage',%0A      connector: 'loopback-component-storage',%0A      provider: STORAGE_PROVIDER ,%0A      root: STORAGE_PATH%0A    %7D%0A  %7D;%0A%7D%0A%0Aif(STORAGE_PROVIDER === 'amazon') %7B%0A%0A  var S3_KEY = process.env.S3_KEY %7C%7C null;%0A  var S3_KEY_ID = process.env.S3_KEY_ID %7C%7C null;%0A%0A  module.exports = %7B%0A    storage: %7B%0A      name: 'storage',%0A      connector: 'loopback-component-storage',%0A      provider: STORAGE_PROVIDER,%0A      key: S3_KEY,%0A      keyId: S3_KEY_ID%0A    %7D%0A  %7D;%0A%7D%0A

Add configration for storage providers