Add Gitea action support via act_runner.

[telackey]

❯ ./laconic-so --stack package-registry build-containers
...
❯ ./laconic-so --stack package-registry deploy up
[+] Running 4/4
 ⠿ Network laconic-b4589bc1ac500c2744804ffa96163e92_gitea       Created                                                                                                                        0.0s
 ⠿ Container laconic-b4589bc1ac500c2744804ffa96163e92-db-1      Started                                                                                                                        1.0s
 ⠿ Container laconic-b4589bc1ac500c2744804ffa96163e92-runner-1  Started                                                                                                                        1.0s
 ⠿ Container laconic-b4589bc1ac500c2744804ffa96163e92-server-1  Started                                                                                                                        1.6s
New user 'gitea_admin' has been successfully created!
This is your gitea access token: 2b5e389922afd7005a717ed459cc3eae3ac30ec1. Keep it safe and secure, it can not be fetched again from gitea.
To use with laconic-so set this environment variable: export CERC_NPM_AUTH_TOKEN=2b5e389922afd7005a717ed459cc3eae3ac30ec1
Created the organization cerc-io
Gitea was configured to use host name: gitea.local, ensure that this resolves to localhost, e.g. with sudo vi /etc/hosts
Success, gitea is properly initialized