feat: Add script to create .xpi files

Also, removes old zips which erroneously had zips inside

Signed-off-by: txtsd <code@ihavea.quest>

src/create_zips.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+which zip &>/dev/null || (echo "This script requires `zip`" && exit 1)
+
+for folder in * ;
+do
+  if [ -d "$folder" ];
+  then
+    cd "${folder}"
+    echo "Creating ${folder}.xpi"
+    if [ -f "../../themes/${folder}.xpi" ];
+    then
+      rm "../../themes/${folder}.xpi"
+    fi
+    zip -r -q -9 ../../themes/${folder}.xpi .
+    cd ..
+  fi
+done
+