Add mount for exp_checker subapp

python/lsst/ts/exp_checker/__init__.py

@@ -0,0 +1,4 @@
+# this directory will be overwritten by the actual exp-checker app:
+# https://github.com/lsst-sitcom/rubin_exp_checker
+
+from .helloworld import app

python/lsst/ts/exp_checker/helloworld.py

@@ -0,0 +1,11 @@
+# this directory will be overwritten by the actual exp-checker app:
+# https://github.com/lsst-sitcom/rubin_exp_checker
+
+from fastapi import FastAPI
+
+app = FastAPI()
+
+
+@app.get("/")
+def read_sub() -> dict[str, str]:
+    return {"message": "Hello World!"}

python/lsst/ts/rubintv/main.py

@@ -19,7 +19,7 @@
 from . import __version__
 from .background.currentpoller import CurrentPoller
 from .background.historicaldata import HistoricalPoller
-from .config import config
+from .config import config, rubintv_logger
 from .handlers.api import api_router
 from .handlers.ddv_routes_handler import ddv_router
 from .handlers.ddv_websocket_handler import ddv_client_ws_router, internal_ws_router
@@ -33,6 +33,16 @@
 from .models.models_init import ModelsInitiator
 from .s3client import S3Client
 
+logger = rubintv_logger()
+
+exp_checker_installed = False
+try:
+    from ..exp_checker import app as exp_checker_app
+
+    exp_checker_installed = True
+except ModuleNotFoundError:
+    logger.warn("exp-checker not found. Not mounting.")
+
 __all__ = ["app", "config"]
 
 
@@ -80,6 +90,9 @@ def create_app() -> FastAPI:
         lifespan=lifespan,
     )
 
+    if exp_checker_installed:
+        app.mount(f"{config.path_prefix}/exp_checker", exp_checker_app)
+
     # Intwine webpack assets
     # generated with npm run build
     if os.path.isdir("assets"):