docs: improve dev containers documentation for user start-up (#15458)

- [x] TODO: verify and expand [What is an image, template, devcontainer,
or
workspace](https://coder.com/docs/@bp-dev-containers/admin#what-is-an-image-template-devcontainer-or-workspace)
- [x] TODO: verify and expand `## Add a devcontainer template to Coder`
- [x] TODO: verify and expand `## Layer and image caching`
- [x] TODO: link to and edit
[dotfiles](https://coder.com/docs/user-guides/workspace-dotfiles) doc
- [x] TODO:
https://github.com/coder/coder/pull/15458/files#diff-be0dd9ff983020129c7a94c628a0fc4a397a9bbc8b5eec92ec38f4b8c83fe167R10


[preview](https://coder.com/docs/@bp-dev-containers/admin/templates/managing-templates/devcontainers)

---------

Co-authored-by: EdwardAngert <17991901+EdwardAngert@users.noreply.github.com>
Co-authored-by: Cian Johnston <cian@coder.com>
Co-authored-by: Ben Potter <ben@coder.com>
Co-authored-by: Edward Angert <2408959-EdwardAngert@users.noreply.gitlab.com>
Co-authored-by: Muhammad Atif Ali <atif@coder.com>
This commit is contained in:
Edward Angert
2024-12-02 09:19:04 -08:00
committed by GitHub
co-authored by EdwardAngert Cian Johnston Ben Potter Edward Angert Muhammad Atif Ali
parent 19ec6af2ad
commit b06d833012
11 changed files with 440 additions and 120 deletions
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