docs, scripts: include tmux dep

README.md

@@ -20,9 +20,10 @@ These only apply to the development version of Sylve, the production version wil
 
 Running Sylve is pretty easy, but sylve depends on some packages that you can install using `pkg` or the corresponding port to that package. Here's a list of what you'd need:
 
-| Dep           | Min. version | Vendored | Optional | Purpose                |
-| ------------- | ------------ | -------- | -------- | ---------------------- |
-| smartmontools | 7.4_2        | No       | No       | Disk health monitoring |
+| Dep           | Min. version | Vendored | Optional | Purpose                                          |
+| ------------- | ------------ | -------- | -------- | ------------------------------------------------ |
+| smartmontools | 7.4_2        | No       | No       | Disk health monitoring                           |
+| tmux          | 3.2          | No       | No       | Terminal multiplexer, used for the (web) console |
 
 We also need to enable some services in order to run Sylve, you can drop these into `/etc/rc.conf` if you don't have it already:
 

scripts/check_deps.sh

@@ -35,6 +35,14 @@ else
     exit 1
 fi
 
+if command -v tmux >/dev/null 2>&1; then
+    TMUX_VERSION=$(tmux -V)
+    echo "✅ tmux found: $TMUX_VERSION"
+else
+    echo "❌ Error: tmux is required but not found. Install using 'pkg install tmux'"
+    exit 1
+fi
+
 RC_CONF="/etc/rc.conf"
 
 if grep -q '^smartd_enable="YES"' "$RC_CONF"; then