added configuration to load static files

.env.dev-sample

@@ -12,4 +12,5 @@ DATABASE=postgres
 
 # SQLAlchemy
 # db is a specific reference to the service in the docker-compose.yml file
-DATABASE_URL=postgresql://<POSTGRES_USER>:<POSTGRES_PASSWORD>@<SQL_HOST>:5432/<POSTGRES_DB>
+DATABASE_URL=postgresql://<POSTGRES_USER>:<POSTGRES_PASSWORD>@<SQL_HOST>:5432/<POSTGRES_DB>
+APP_FOLDER=/usr/src/app

.env.prod-sample

@@ -12,4 +12,5 @@ DATABASE=postgres
 
 # SQLAlchemy
 # db is a specific reference to the service in the docker-compose.yml file
-DATABASE_URL=postgresql://<POSTGRES_USER>:<POSTGRES_PASSWORD>@<SQL_HOST>:5432/<POSTGRES_DB>
+DATABASE_URL=postgresql://<POSTGRES_USER>:<POSTGRES_PASSWORD>@<SQL_HOST>:5432/<POSTGRES_DB>
+APP_FOLDER=/usr/src/app

services/web/project/__init__.py

@@ -1,4 +1,4 @@
-from flask import Flask, jsonify
+from flask import Flask, jsonify, send_from_directory
 from flask_sqlalchemy import SQLAlchemy
 
 
@@ -23,3 +23,8 @@ def __init__(self, email):
 @app.route("/")
 def hello_world():
     return jsonify(hello="world")
+
+
+@app.route("/static/<path:filename>")
+def staticfiles(filename):
+    return send_from_directory(app.config["STATIC_FOLDER"], filename)

services/web/project/config.py

@@ -9,3 +9,4 @@ class Config(object):
     # Otherwise, if it is not set, it will use: sqlite://
     SQLALCHEMY_DATABASE_URI = os.getenv("DATABASE_URL", "sqlite://")
     SQLALCHEMY_TRACK_MODIFICATIONS = False
+    STATIC_FOLDER = f"{os.getenv('APP_FOLDER')}/project/static"

services/web/project/static/hello.txt

@@ -0,0 +1 @@
+hello