large refactor of code to use venv (in .python) for DEV, to use consistent python versions with PROD, sepcifically flask 2.2.2 to address the deprecation of FLASK_ENV -> replaced with ENV. Fixed up git and dockerignores to be more stringent

.dockerignore

@@ -1,7 +1,21 @@
-DB_BACKUP
 images_to_process
 new_img_dir
+photos
+reference_images
+storage
 static/Bin/*
 static/Import/*
 static/Storage/*
 static/Metadata/*
+.pa_metadata
+.pa_bin
+.python
+__pycache__
+BUGS
+README
+TODO
+DB_BACKUP
+db-container
+.gitignore
+.dockerignore
+Dockerfile