diff --git a/.gitignore b/.gitignore
index 723ecfc..1a2cfef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,10 +1,10 @@
-node_modules/
-.shared/
-bin/
-build/
-*.zip
-push.sh
-n
-*.bak
-*.old
-lg/
\ No newline at end of file
+node_modules/
+.shared/
+bin/
+build/
+*.zip
+push.sh
+n
+*.bak
+*.old
+*.lock
diff --git a/installer/files/share/applications/ocoge.desktop b/installer/files/share/applications/ocoge.desktop
deleted file mode 100644
index b924c60..0000000
--- a/installer/files/share/applications/ocoge.desktop
+++ /dev/null
@@ -1,13 +0,0 @@
-[Desktop Entry]
-Type=Application
-Version=1.0
-Name=オコゲ
-Comment=大岩産 code generator
-Path=/home/pi/Applications/ocoge
-Exec=npm start
-Icon=ocoge.png
-Categories=Development;IDE;
-Terminal=false
-Encoding=UTF-8
-StartupNotify=true
-
diff --git a/installer/files/share/icons/hicolor/48x48/apps/ocoge.png b/installer/files/share/icons/hicolor/48x48/apps/ocoge.png
deleted file mode 100644
index 79fd619..0000000
Binary files a/installer/files/share/icons/hicolor/48x48/apps/ocoge.png and /dev/null differ
diff --git a/installer/install.sh b/installer/install.sh
deleted file mode 100644
index 74d715b..0000000
--- a/installer/install.sh
+++ /dev/null
@@ -1,37 +0,0 @@
-#!/bin/bash -x
-# Usage: bash install.sh
-
-NODEVER=16.5.0
-#14.17.0
-
-# Enable i2c bus 6 to use the pins NOT pulledup
-# AE-AQM0802 can be used 
-echo 'dtoverlay=i2c6,pins_22_23' | sudo tee -a /boot/config.txt
-
-# install some packages used in ocoge
-sudo apt update
-sudo apt install fswebcam -y
-# enable pigpiod service
-sudo systemctl enable pigpiod.service
-sudo systemctl start pigpiod.service
-
-# install node.js (=electron node version) via n (https://github.com/tj/n)
-curl -L https://raw.githubusercontent.com/tj/n/master/bin/n -o n
-sudo bash n $NODEVER
-# install python code formatter
-python3 -m pip install black
-# install desktop entry
-cp -r ./files/share ~/.local/
-# install binary files if exists
-FILE="./files/binary.zip"
-if [ -e $FILE ]; then
-  unzip $FILE -d ..
-else
-  echo 'binary.zip not found. plz install manually.'
-fi
-
-# build ocoge
-cd ..
-npm install --legacy-peer-deps
-
-echo 'Installation finished. To use i2c devices, reboot computer.'
\ No newline at end of file