Backend messages and field descriptions that reach the UI lose their em-dashes

Per the Microcopy rule: size and duration errors, the flavor errors, run
parameter errors, the Resources field descriptions, 401/409/400 details,
secret errors, the websocket node description and its on_connect setting.
The generated client follows.

backend/fluksio/api/deps.py

@@ -527,7 +527,7 @@ def get_current_user(request: Request, session: SessionDep, token: TokenDep) ->
     if user is None or not user.is_active:
         raise HTTPException(
             status_code=status.HTTP_401_UNAUTHORIZED,
-            detail="This session is no longer valid — please log in again",
+            detail="This session is no longer valid. Please log in again",
         )
     return user
 

backend/fluksio/api/routes/dashboards.py

@@ -182,7 +182,7 @@ async def discard_dashboard_draft(name: str, store: DashboardStoreDep) -> Any:
         raise HTTPException(
             status_code=400,
             detail=(
-                f"Dashboard '{name}' has never been published — delete it instead "
+                f"Dashboard '{name}' has never been published. Delete it instead "
                 "of discarding it"
             ),
         )

backend/fluksio/api/routes/flows.py

@@ -303,7 +303,7 @@ def _require_enabled(controller: FlowController, name: str) -> None:
     if not controller.is_enabled(name):
         raise HTTPException(
             status_code=409,
-            detail=f"Flow '{name}' is stopped — start it before running it",
+            detail=f"Flow '{name}' is stopped. Start it before running it",
         )
 
 
@@ -601,7 +601,7 @@ async def discard_draft(name: str, controller: FlowControllerDep) -> Any:
         raise HTTPException(
             status_code=400,
             detail=(
-                f"Flow '{name}' has never been published — delete it instead of "
+                f"Flow '{name}' has never been published. Delete it instead of "
                 "discarding it"
             ),
         )