Update to FastAPI 0.138

This commit will update/upgrade to
[FastAPI 0.138](https://fastapi.tiangolo.com/release-notes/).

FastAPI 0.138 introduces the ability to serve static front-end apps. See
the [docs](https://fastapi.tiangolo.com/tutorial/frontend/).

Author: br3ndonland

pyproject.toml

@@ -36,7 +36,7 @@ Repository = "https://github.com/br3ndonland/inboard"
 
 [project.optional-dependencies]
 fastapi = [
-  "fastapi>=0.137,<0.138",
+  "fastapi>=0.138,<0.139",
 ]
 gunicorn-fast = [
   "gunicorn_h1c>=0.6.5",