Drop the boot splash and mask plymouth so the console stays reachable

docs/install.md

@@ -65,7 +65,10 @@ with `--check`.
 8. **System services** are enabled: NetworkManager, resolved, bluetooth, cups,
    avahi, docker, power-profiles-daemon, and oomd.
    `NetworkManager-wait-online.service` is masked so a slow DHCP lease cannot
-   hold up the login screen.
+   hold up the login screen, and `plymouth-start.service` and
+   `plymouth-quit-wait.service` are masked because Blob configures no boot
+   splash: an unconfigured plymouth holds the console and leaves the machine
+   with neither a greeter nor a TTY. See [packages.md](packages.md).
 9. **The login screen** is SDDM. It has to be installed first: if
    `sddm.service` is not there, the installer says whether the package is
    missing or whether systemd has simply not re-read its units yet, and carries

docs/packages.md

@@ -69,7 +69,7 @@ Two are worth knowing about:
 `install.sh` installs what is missing before it writes any config:
 
 ```
-packages/blob.packages       119 packages from core, extra, multilib
+packages/blob.packages       121 packages from core, extra, multilib
 packages/blob-aur.packages    10 packages with no official equivalent
 ```
 
@@ -132,6 +132,23 @@ Omarchy's own package list, because they were installed by hand on this machine:
 
 `playerctl` is in official `extra`, so it sits in the repo list.
 
+## No boot splash
+
+`plymouth` is deliberately not on either list. Blob configures no splash: there
+is no mkinitcpio hook, no kernel command line, and `default/plymouth/` ships no
+theme assets, so `blob-plymouth-set` has nothing to publish either. An installed
+but unconfigured plymouth is not harmless - it takes the console at boot and
+never hands it back, and `getty@tty1` waits on `plymouth-quit-wait.service`, so
+the machine reaches neither the greeter nor a TTY.
+
+`install.sh` masks `plymouth-start.service` and `plymouth-quit-wait.service` for
+that reason, which un-breaks a machine that already has the package. To go
+further:
+
+```
+sudo pacman -Rns plymouth
+```
+
 ## Updating
 
 ```