# Service Build and Deployment Settings If you want to fine-tune the specifics of your deployment, you can modify the following settings <그림 1> <그림 2> 1. You can select the framework that the service uses. The development frameworks currently available are Spring Boot, Django, and React. 2. Depending on your framework, you may need to select a detailed version, please select the correct version in 2. 3. The port to which the service listens when the source is built and deployed. Typically, Spring listens to 8080 and Django listens to 8000. The port you set in #3 is not exposed externally and will be used when connecting through the internal domain. 4. The port used to expose services that are deployed internally. 443 is fixed. 5. Settings for exposing the service externally. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.apppaas.com/start/en/apppaas/service-build-and-deployment-settings.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.