Docs not pushing

[alecloudenback]

From the documenter action:

Run julia --project=docs/ docs/make.jl
  julia --project=docs/ docs/make.jl
  shell: /usr/bin/bash -e {0}
  env:
    GITHUB_TOKEN: ***
    DOCUMENTER_KEY: ***
[ Info: SetupBuildDirectory: setting up build directory.
[ Info: Doctest: running doctests.
[ Info: ExpandTemplates: expanding markdown templates.
[ Info: CrossReferences: building cross-references.
[ Info: CheckDocument: running document checks.
[ Info: Populate: populating indices.
[ Info: RenderDocument: rendering document.
[ Info: HTMLWriter: rendering HTML pages.
[ Info: Automatic `version="0.2.2"` for inventory from ../Project.toml
┌ Info: Deployment criteria for deploying devbranch build from GitHub Actions:
│ - ✔ ENV["GITHUB_REPOSITORY"]="pdeffebach/ClipData.jl" occurs in repo="github.com/pdeffebach/ClipData.jl.git"
│ - ✔ ENV["GITHUB_EVENT_NAME"]="push" is "push", "workflow_dispatch" or "schedule"
│ - ✔ ENV["GITHUB_REF"] matches devbranch="master"
│ - ✔ ENV["GITHUB_ACTOR"] exists and is non-empty
│ - ✔ ENV["DOCUMENTER_KEY"] exists and is non-empty
└ Deploying: ✔
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
Initialized empty Git repository in /tmp/jl_roAKrq/.git/
hint: 
hint: 	git config --global init.defaultBranch <name>
hint: 
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint: 
hint: 	git branch -m <name>
[email protected]: Permission denied (publickey).
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.
┌ Error: Git failed to fetch [email protected]:pdeffebach/ClipData.jl.git
│ This can be caused by a DOCUMENTER_KEY variable that is not correctly set up.
│ Make sure that the environment variable is properly set up as a Base64-encoded string
│ of the SSH private key. You may need to re-generate the keys with DocumenterTools.
└ @ Documenter ~/.julia/packages/Documenter/2OZOh/src/deploydocs.jl:380

[pdeffebach]

I think I know all the steps to make this a "real" package (i.e. which things to copy and paste from existing repos). I'll take a look at this soon.