add installer

INSTALL.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+URL="https://git.de-roo.org/ben/wiki-terminal/raw/branch/main/src/main.sh"
+BESTAND="wiki"
+
+echo "Wiki-terminal downloaden..."
+
+curl -fsSL "$URL" -o "$BESTAND" || {
+    echo "Download mislukt."
+    exit 1
+}
+
+echo "Installeren naar /bin..."
+
+sudo mv "$BESTAND" /usr/local/bin/wiki
+    echo "Installatie mislukt."
+    exit 1
+}
+
+sudo chmod +x "/bin/$BESTAND"
+
+echo "Klaar!"
+echo "Start met: wiki"