Documentation enhancements (#73)

docs/install/source.md

@@ -0,0 +1,38 @@
+# Install from sources
+## Instructions
+Follow the [build instructions](../build.md) then:
+
+1. Prepare files and directories:
+```bash
+# Create a dedicated user
+useradd -r mxisd
+
+# Create bin directory
+mkdir /opt/mxisd
+
+# Create config directory and set ownership
+mkdir -p /etc/opt/mxisd
+chown -R mxisd /etc/opt/mxisd
+
+# Create data directory and set ownership
+mkdir -p /var/opt/mxisd
+chown -R mxisd /var/opt/mxisd
+
+# Copy <repo root>/build/libs/mxisd.jar to bin directory
+cp ./build/libs/mxisd.jar /opt/mxisd/
+chown mxisd /opt/mxisd/mxisd.jar
+chmod a+x /opt/mxisd/mxisd.jar
+
+# Create symlink for easy exec
+ln -s /opt/mxisd/mxisd.jar /usr/bin/mxisd
+```
+2. Copy the sample config file `./application.example.yaml` to `/etc/opt/mxisd/mxisd.yaml`, edit to your needs
+3. Copy `src/systemd/mxisd.service` to `/etc/systemd/system/` and edit if needed
+4. Enable service for auto-startup
+```bash
+systemctl enable mxisd
+```
+5. Start mxisd
+```bash
+systemctl start mxisd
+```