Add KF fonts, toggle for optimize legibility

.adds/nm/items

@@ -12,7 +12,10 @@ menu_item :main :Screensaver :cmd_output :500 :quiet :test -e /mnt/onboard/.kobo
 menu_item :main :Screenshots        :nickel_setting     :toggle :screenshots
 menu_item :main :Auto USB           :nickel_setting     :toggle :auto_usb_gadget
 
-menu_item :main :Disable Pencil    :cmd_output :500 :/mnt/onboard/.adds/scripts/disable_notebook.sh
+menu_item :main :Hide Notebook    :cmd_output :500 :/mnt/onboard/.adds/scripts/disable_notebook.sh
+    chain_success :power :reboot
+
+menu_item :main :Toggle Legibility    :cmd_output :500 :/mnt/onboard/.adds/scripts/toggle_wk_rendering.sh
     chain_success :power :reboot
 
 menu_item :main    :IP Address      :cmd_output         :500:/sbin/ifconfig | /usr/bin/awk '/inet addr/{print substr($2,6)}'

.adds/scripts/disable_notebook.sh

@@ -1,6 +1,7 @@
 #!/bin/sh
 
-# Script to disable Kobo notebook functionality
+# Script to disable Kobo notebook functionality.
+# This hides the Notebook tab on Kobo Libra Color.
 
 CONFIG_FILE="/mnt/onboard/.kobo/Kobo/Kobo eReader.conf"
 

.adds/scripts/toggle_wk_rendering.sh

@@ -0,0 +1,21 @@
+#!/bin/sh
+
+# Script to toggle webkitTextRendering setting.
+# This causes certain font features to work in kepub files.
+
+CONFIG_FILE="/mnt/onboard/.kobo/Kobo/Kobo eReader.conf"
+
+# Check if the setting exists
+if grep -q "^webkitTextRendering=optimizeLegibility" "$CONFIG_FILE"; then
+    # Remove the line
+    sed -i '/^webkitTextRendering=optimizeLegibility/d' "$CONFIG_FILE"
+    echo "WebKit text rendering disabled."
+else
+    # Add the line below [Reading] section
+    if grep -q "^\[Reading\]" "$CONFIG_FILE"; then
+        sed -i '/^\[Reading\]/a webkitTextRendering=optimizeLegibility' "$CONFIG_FILE"
+        echo "WebKit text rendering enabled."
+    else
+        echo "Could not find [Reading] section. Skipped."
+    fi
+fi