Update app.py to insert ImageReward

1. install dependency for ImageReward
2. add the custom script `image_reward.py` into SD Web UI

app.py

@@ -7,6 +7,9 @@ if("A10G" in gpu_info):
 elif("T4" in gpu_info):
     os.system(f"pip install -q https://github.com/camenduru/stable-diffusion-webui-colab/releases/download/0.0.15/xformers-0.0.15.dev0+1515f77.d20221130-cp38-cp38-linux_x86_64.whl")
 
+# install dependency for ImageReward 
+os.system(f"pip install -q image-reward")
+
 os.system(f"git clone -b v1.5 https://github.com/camenduru/stable-diffusion-webui /home/user/app/stable-diffusion-webui")
 os.chdir("/home/user/app/stable-diffusion-webui")
 
@@ -24,13 +27,15 @@ os.system(f"sed -i -e 's/ outputs=\[/queue=False, &/g' /home/user/app/stable-dif
 os.system(f"sed -i -e 's/               queue=False,  /                /g' /home/user/app/stable-diffusion-webui/modules/ui.py")
 
 # ----------------------------Please duplicate this space and delete this block if you don't want to see the extra header----------------------------
-os.system(f"wget -q https://github.com/camenduru/webui/raw/main/header_patch.py -O /home/user/app/header_patch.py")
+os.system(f"wget -q https://raw.githubusercontent.com/tongyx361/ImageReward-in-SD-Web-UI/main/header_patch.py -O /home/user/app/header_patch.py")
 os.system(f"sed -i -e '/demo:/r /home/user/app/header_patch.py' /home/user/app/stable-diffusion-webui/modules/ui.py")
 # ---------------------------------------------------------------------------------------------------------------------------------------------------
 
 if "IS_SHARED_UI" in os.environ:
     os.system(f"rm -rfv /home/user/app/stable-diffusion-webui/scripts/")
-    
+    # add the custom script `image_reward.py` into SD Web UI
+    os.system(f"wget -q https://raw.githubusercontent.com/THUDM/ImageReward/main/demo/sdwebui/image_reward.py -O /home/user/app/stable-diffusion-webui/scripts/image_reward.py")
+
     os.system(f"wget -q https://github.com/camenduru/webui/raw/main/shared-config.json -O /home/user/app/shared-config.json")
     os.system(f"wget -q https://github.com/camenduru/webui/raw/main/shared-ui-config.json -O /home/user/app/shared-ui-config.json")
 
@@ -43,6 +48,8 @@ if "IS_SHARED_UI" in os.environ:
 else:
     # Please duplicate this space and delete # character in front of the custom script you want to use or add here more custom scripts with same structure os.system(f"wget -q https://CUSTOM_SCRIPT_URL -O /home/user/app/stable-diffusion-webui/scripts/CUSTOM_SCRIPT_NAME.py")
     os.system(f"wget -q https://gist.github.com/camenduru/9ec5f8141db9902e375967e93250860f/raw/d0bcf01786f20107c329c03f8968584ee67be12a/run_n_times.py -O /home/user/app/stable-diffusion-webui/scripts/run_n_times.py")
+    # add the custom script `image_reward.py` into SD Web UI
+    os.system(f"wget -q https://raw.githubusercontent.com/THUDM/ImageReward/main/demo/sdwebui/image_reward.py -O /home/user/app/stable-diffusion-webui/scripts/image_reward.py")
     
     # Please duplicate this space and delete # character in front of the extension you want to use or add here more extensions with same structure os.system(f"git clone https://EXTENSION_GIT_URL /home/user/app/stable-diffusion-webui/extensions/EXTENSION_NAME")
     #os.system(f"git clone https://github.com/camenduru/stable-diffusion-webui-artists-to-study /home/user/app/stable-diffusion-webui/extensions/stable-diffusion-webui-artists-to-study")