add .gitignore and fix weight file

.gitignore

@@ -0,0 +1,3 @@
+.idea/*
+__pycache__/*
+flagged/*

app.py

@@ -1,6 +1,6 @@
 from stable_diffusion import Text2img, Args
 import gradio as gr
-args = Args("", 5, None, 7.5, 512, 512, 443, "cpu", "/tmp/mdjrny-v4.pt")
+args = Args("", 5, None, 7.5, 512, 512, 443, "cpu", "./mdjrny-v4.pt")
 model = Text2img.instance(args)
 def text2img_output(phrase):
     return model(phrase)