docs(chunkhash): Improve template.md

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Albus Dumbledore 2020-02-27 22:16:33 +05:30 committed by GitHub
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A common challenge with combining `[chunkhash]` and Code Splitting is that the entry chunk includes the webpack runtime and with it the chunkhash mappings. This means it's always updated and the `[chunkhash]` is pretty useless, because this chunk won't be cached.
A common challenge with combining `[chunkhash]` and Code Splitting is that the entry chunk includes the webpack runtime and with it the chunkhash mappings. This means it's always updated and the `[chunkhash]` is pretty useless because this chunk won't be cached.
A very simple solution to this problem is to create another chunk which contains only the webpack runtime (including chunkhash map). This can be achieved with the `optimization.runtimeChunk` options. To avoid the additional request for another chunk, this pretty small chunk can be inlined into the HTML page.
A very simple solution to this problem is to create another chunk that contains only the webpack runtime (including chunkhash map). This can be achieved with `optimization.runtimeChunk` options. To avoid the additional request for another chunk, this pretty small chunk can be inlined into the HTML page.
The configuration required for this is: