added README for proper interventions

README.md

@@ -0,0 +1,13 @@
+# Stow Components
+
+## Interventions
+### Proper `Vdirsync` Implementation
+Must sync (usually q5m) to avoid outdated information.
+`````
+```bash
+systemctl --user daemon-reload
+systemctl --user enable --now vdirsyncer.timer
+
+# verify if it works (look for vdirsyncer.timer):
+systemctl --user list-timers
+```