docs(init): create documentation website using vitepress

- rename podlibre to adaures
- rename castopod-host to castopod
- simplify README and redirect to docs site
- move INSTALL and UPDATE docs
- add new gitlabci pipeline to deploy docs
- upgrade node to v16 in Dockerfile

.devcontainer/devcontainer.json

@@ -1,10 +1,10 @@
 // For format details, see https://aka.ms/vscode-remote/devcontainer.json or this file's README at:
 // https://github.com/microsoft/vscode-dev-containers/tree/v0.117.1/containers/docker-existing-dockerfile
 {
-  "name": "Castopod Host dev",
+  "name": "Castopod dev",
   "dockerComposeFile": ["../docker-compose.yml", "./docker-compose.yml"],
   "service": "app",
-  "workspaceFolder": "/castopod-host",
+  "workspaceFolder": "/castopod",
   "postCreateCommand": "composer install && npm install && npm run build:static",
   "postStartCommand": "crontab ./crontab && cron && php spark serve --host 0.0.0.0",
   "postAttachCommand": "crontab ./crontab && service cron reload",

.devcontainer/docker-compose.yml

@@ -4,7 +4,7 @@ services:
     volumes:
       # Mounts the project folder to '/workspace'. While this file is in .devcontainer,
       # mounts are relative to the first file in the list, which is a level up.
-      - .:/castopod-host:cached
+      - .:/castopod:cached
 
     # Overrides default command so things don't shut down after the process ends.
     command: /bin/sh -c "while sleep 1000; do :; done"