Flask/React web server now merged, but needs fixes.

* due to changes in the metadata written to PNG files, web server cannot
display images
* issue is identified and will be fixed in next 24h
* Python 3.9 required for flask/react web server; environment must be
updated.

backend/server.py

@@ -19,8 +19,7 @@ from uuid import uuid4
 from ldm.gfpgan.gfpgan_tools import real_esrgan_upscale
 from ldm.gfpgan.gfpgan_tools import run_gfpgan
 from ldm.generate import Generate
-from ldm.dream.pngwriter import PngWriter, PromptFormatter
-
+from ldm.dream.pngwriter import PngWriter
 from modules.parameters import parameters_to_command, create_cmd_parser
 
 
@@ -29,10 +28,11 @@ USER CONFIG
 """
 
 output_dir = "outputs/"  # Base output directory for images
-host = 'localhost'  # Web & socket.io host
+#host = 'localhost'  # Web & socket.io host
+host = '0.0.0.0'  # Web & socket.io host
 port = 9090  # Web & socket.io port
 verbose = False # enables copious socket.io logging
-additional_allowed_origins = ['http://localhost:5173'] # additional CORS allowed origins
+additional_allowed_origins = ['http://localhost:9090'] # additional CORS allowed origins
 
 
 """

environment.yaml

@@ -3,7 +3,7 @@ channels:
   - pytorch
   - defaults
 dependencies:
-  - python=3.8.5
+  - python>=3.9
   - pip=20.3
   - cudatoolkit=11.3
   - pytorch=1.11.0
@@ -20,7 +20,7 @@ dependencies:
     - realesrgan==0.2.5.0
     - test-tube>=0.7.5
     - streamlit==1.12.0
-    - pillow==9.2.0
+    - pillow==6.2.0
     - einops==0.3.0
     - torch-fidelity==0.3.0
     - transformers==4.19.2