add status and version endpoints

src/__init__.py

@@ -6,7 +6,7 @@
 from quart_cors import cors
 from google.cloud import firestore
 
-from src import cli, signaling
+from src import cli, signaling, status
 from src.utils import custom_logging
 from src.web import web, participants, study
 
@@ -23,6 +23,7 @@ def create_app() -> Quart:
         SECRET_KEY=secrets.token_hex(16), DATABASE=firestore.AsyncClient()
     )
 
+    app.register_blueprint(status.bp)
     app.register_blueprint(cli.bp)
     app.register_blueprint(web.bp)
     app.register_blueprint(participants.bp)

src/status.py

@@ -0,0 +1,15 @@
+from typing import Tuple
+from quart import Blueprint
+
+from src.utils import constants
+
+
+bp = Blueprint("status", __name__, url_prefix="")
+
+@bp.route("/status", methods=["GET"])
+async def status() -> Tuple[dict, int]:
+    return {}, 200
+
+@bp.route("/version", methods=["GET"])
+async def version() -> Tuple[dict, int]:
+    return {"appVersion": constants.APP_VERSION, "buildVersion": constants.BUILD_VERSION}, 200

src/utils/constants.py

@@ -1,5 +1,8 @@
 from copy import deepcopy
+import os
 
+APP_VERSION = os.getenv('APP_VERSION', '')
+BUILD_VERSION = os.getenv('BUILD_VERSION', '')
 SERVER_GCP_PROJECT = "broad-cho-priv1"
 SERVER_REGION = "us-central1"
 SERVER_ZONE = f"{SERVER_REGION}-a"