mgt doc updates

backend/README.md

@@ -1,7 +1,13 @@
-
-pip:
+## Workflow:
+- should work with flask run locally and dockerfile build
+- local dev
+- local / venv pip install
+- record versionless pips manually here
+- pip freeze snapshots into project requirements
+- docker build then copies frozen requirements
 
 
+## pip:
 ```
 pip install flask
 pip install python-dotenv
@@ -10,12 +16,11 @@ pip install flask-sqlalchemy
 pip install flask-migrate
 pip install flask-login
 pip install email-validator
-
+...
 pip freeze > requirements.txt
 ```
 
-db:
-
+## db cheat:
 ```
 flask db migrate -m "users table"
 flask db upgrade
@@ -23,4 +28,17 @@ flask db upgrade
 flask db downgrade [base]
 flask db upgrade
 ```
+## build notes:
 
+Dockerfile needs dockerignore or preferably explicitly defined copies for:
+- app
+- config
+- project dir
+- requirements
+- not dotflaskenv, vars set with dockerfile
+
+## notes:
+- compose has entry that overrides flask with uwsgi for prod
+- miminal environment vars come through project env, pass through compose
+- no dotenv here, dotflaskenv goes into image
+- keep env untracked but templated, dotflaskenv is tracked and public