Make server dependencies non-optional

This will fix some confusion, and stop client-only installs from being broken now that `Thing` can be imported at top level.

Closes #120

Author: rwb27

pyproject.toml

@@ -19,6 +19,8 @@ dependencies = [
   "typing_extensions",
   "anyio ~=4.0",
   "httpx",
+  "fastapi[all]>=0.115.0",
+  "zeroconf >=0.28.0",
 ]
 
 [project.optional-dependencies]
@@ -29,10 +31,6 @@ dev = [
   "ruff>=0.1.3",
   "types-jsonschema",
 ]
-server = [
-  "fastapi[all]>=0.115.0",
-  "zeroconf >=0.28.0",
-]
 
 [project.urls]
 "Homepage" = "https://github.com/rwb27/labthings-fastapi"