Added FerretDB2/PostgreSQL Docs. Part 3.

Thanks to juri_ at WeKan Libera.Chat IRC and xet7 !

docs/Platforms/FOSS/FerretDB2-PostgreSQL.md

@@ -7,13 +7,13 @@ git clone --branch main --depth 1 https://github.com/wekan/wekan.git
 cd wekan
 sudo apt update
 sudo apt install -y build-essential gcc g++ make git curl wget \
-p7zip-full zip unzip unp npm p7zip-full
+p7zip-full zip unzip unp npm
 sudo npm install -g n
 export N_NODE_MIRROR=https://github.com/wekan/node-v14-esm/releases/download
 sudo -E n 14.21.4
 sudo npm -g install @mapbox/node-pre-gyp
 sudo npm -g install meteor@2.14 --unsafe-perm
-export PATH=$PATH:/home/demo/.meteor
+export PATH=$PATH:$HOME/.meteor
 meteor npm install production
 meteor build .build --directory --platforms=web.browser
 ```
@@ -22,7 +22,7 @@ meteor build .build --directory --platforms=web.browser
 
 ```
 sudo bash -c 'curl -fsSL https://repo.pigsty.io/pig | bash'
-pig repo add all -u
+pig repo add pgsql -u
 pig ext install pg17
 pig ext install documentdb
 ```
@@ -31,7 +31,7 @@ Edit `/etc/postgresql/17/main/postgresql.conf`, there set
 shared_preload_libraries = 'pg_cron, pg_documentdb, pg_documentdb_core'
 ```
 edit `/etc/postgresql/17/main/pg_hba.conf` ,
-replace **scram-sha-256` with trust on the host lines for `127.0.0.1/32` and `::1/128`
+replace `scram-sha-256` with trust on the host lines for `127.0.0.1/32` and `::1/128`
 
 Restart PostgreSQL:
 ```
@@ -65,6 +65,7 @@ sudo service ferretdb start
 ```
 su -
 su - postgres
+psql
 CREATE ROLE ferret WITH PASSWORD 'DB_PASSWORD_GOES_HERE';
 CREATE DATABASE ferretdb;
 GRANT ALL PRIVILEGES ON DATABASE ferretdb TO ferret;
@@ -79,6 +80,9 @@ GRANT ALL ON SCHEMA documentdb_data to ferret;
 GRANT documentdb_admin_role to ferret;
 ```
 ## Launching WeKan
+
+a) At screen:
+
 ```
 export PATH=$HOME/.meteor
 cd ~/wekan
@@ -90,6 +94,74 @@ ROOT_URL=https://wekan.example.com meteor run \
 --port 8080 2>&1 | tee ../wekan-log.`date +%s`.txt
 ```
 
+b) SystemD Service:
+
+/etc/default/wekan:
+```
+NODE_ENV=production
+MAIL_FROM="WeKan kanban <boards@example.com>"
+MAIL_URL=smtp://username:password@email-smtp.eu-west-1.amazonaws.com:587?tls={ciphers:"SSLv3"}&secureConnection=false
+OAUTH2_AUTH_ENDPOINT=https://accounts.google.com/o/oauth2/v2/auth
+OAUTH2_CLIENT_ID=example.apps.googleusercontent.com
+OAUTH2_EMAIL_MAP=email
+OAUTH2_ENABLED=true
+OAUTH2_FULLNAME_MAP=name
+OAUTH2_ID_MAP=sub
+OAUTH2_REQUEST_PERMISSIONS="openid https://www.googleapis.com/auth/userinfo.profile https://www.googleapis.com/auth/userinfo.email"
+OAUTH2_SECRET=topsecret
+OAUTH2_TOKEN_ENDPOINT=https://oauth2.googleapis.com/token
+OAUTH2_USERINFO_ENDPOINT=https://openidconnect.googleapis.com/v1/userinfo
+OAUTH2_USERNAME_MAP=nickname
+MONGO_LOG_DESTINATION=mongodb-log.txt
+MONGODB_PORT=27017
+ROOT_URL=https://boards.example.com
+WRITABLE_PATH=../files
+MONGO_URL=mongodb://ferret:DB_PASSWORD_GOES_HERE@127.0.0.1:27017/wekan
+WITH_API=true
+RICHER_CARD_COMMENT_EDITOR=false
+CARD_OPENED_WEBHOOK_ENABLED=false
+BIGEVENTS_PATTERN=NONE
+BROWSER_POLICY_ENABLED=true
+TRUSTED_URL=''
+WEBHOOKS_ATTRIBUTES=''
+LDAP_BACKGROUND_SYNC_INTERVAL=''
+```
+`/etc/systemd/system/wekan.service` running as user boards,
+`sudo adduser boards` and copy files and update permissions
+with `sudo chown boards:boards /home/boards -R` 
+```
+[Unit]
+Description=The Wekan Service
+After=syslog.target network.target
+
+[Service]
+EnvironmentFile=/etc/default/wekan
+User=boards
+Group=boards
+WorkingDirectory=/home/boards/repos/bundle
+ExecStart=/usr/local/bin/node main.js
+Restart=on-failure
+SuccessExitStatus=143
+StandardOutput=file:/home/boards/repos/wekan-output-log.txt
+StandardError=file:/home/boards/repos/wekan-error-log.txt
+
+[Install]
+WantedBy=multi-user.target
+```
+Then enable service:
+```
+sudo systemctl enable wekan
+sudo systemctl start wekan
+```
+For SSL/TLS, I run Caddy at front of Node.js:
+https://github.com/wekan/wekan/blob/main/docs/Webserver/Caddy.md
+
+Related is docs about Raspberry Pi:
+https://github.com/wekan/wekan/blob/main/docs/Platforms/FOSS/RaspberryPi/Raspberry-Pi.md
+
+And also about Windows bundle:
+https://github.com/wekan/wekan/blob/main/docs/Platforms/Propietary/Windows/Offline.md
+
 ## Notes
 
 - Machine must have at least 3 gigs of ram. Crashes at npm installing meteor, with 384 megs.