Build

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The builder transforms application source code into runnable artifacts that can be packaged into a container.

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The platform must execute builder in the build environment.

Exit Codes

Exit Code	Result
0	Success
11	Platform API incompatibility error
12	Buildpack API incompatibility error
1-10, 13-19	Generic lifecycle errors
51	Buildpack build error
50, 52-59	Build-specific lifecycle errors

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For more information about the builder, see the Platform API spec.