Sanity Library Reference Docs
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    CONFIG_FILE_NAMES: readonly [
        "sanity.workflow.ts",
        "sanity.workflow.js",
        "sanity.workflow.mjs",
    ] = ...

    Every config file name a generation root may hold, in the order a loader should look for them. The generated modules import their deployment from whichever one is there, and configModuleSpecifier turns that name into the specifier they write.