Repeat server status check until false

flake.nix

@@ -562,8 +562,8 @@
                 nix develop --impure --command poetry run ruff check . --exit-non-zero-on-fix --fix-only --verbose
                 nix develop --impure --command poetry run ruff format . --verbose
                 nix develop --impure --command poetry build -vvv
-                # nix develop --impure --command poetry run blackbox/ -vvv &
-                nix develop --impure --command sleep 5; curl -v -X 'GET' 'http://0.0.0.0:8000/status' -H 'accept: application/json'
+                nix develop --impure --command poetry run blackbox/ -vvv &
+                nix develop --impure --command sleep 1; i=0; while [ $i -lt 5 ]; do result=$(curl -X 'GET' 'http://0.0.0.0:8000/status' -H 'accept: application/json'); [ "$result" == "True" ] && break || sleep 1; ((i+=1)); done
                 nix develop --impure --command poetry check --lock
               )
               nix flake show --all-systems --json --no-write-lock-file