Put layer and wall-clock bans in one test project so Content and Protocol fail the same way as People.

Co-authored-by: Cursor <cursoragent@cursor.com>

README.md

@@ -5,7 +5,7 @@ in-game calendars, a TypeScript client that renders the menus, and .NET Aspire t
 for local runs and integration tests.
 
 What exists today is the shell around a game: a main menu of schools, a creation form, and a
-school screen with a running game clock. The school itself is still empty.
+school screen with a running game clock. People already walk, dress, take lessons and talk.
 
 ## Stack
 
@@ -65,7 +65,8 @@ Do **not** add port 5180 or the Aspire dashboard to `tailscale serve`.
   ticking live. Deleting one asks for confirmation first. The footer switches the UI between
   Russian and English; the choice is remembered in the browser.
 - **Create a school** — type a name or roll a random one, pick a start date (3 April 2012, 06:00
-  by default). At six schools the create button is disabled and says why.
+  by default). When the player has filled their school slots the create button is disabled and
+  says why.
 - **Inside a school** — the date, time and weekday of the game calendar, play/pause and the
   ×½ ×1 ×2 ×5 ×10 speed buttons, plus a way back to the menu.
 
@@ -94,6 +95,8 @@ which matches the server's launch profile.
 dotnet test
 ```
 
+- `tests/HSchool.Architecture.Tests` — layer bans (Arch, ASP.NET, sockets, wall-clock) for
+  Protocol through Simulation. No host.
 - `tests/HSchool.Protocol.Tests` — wire-format round-trips and byte layouts.
 - `tests/HSchool.Content.Tests` — JSONC catalog, inheritance, patches, map connectivity. No host.
 - `tests/HSchool.Simulation.Tests` — the game clock, school load/create, and the school registry, no host involved.
@@ -133,7 +136,7 @@ Simulation tunables live under the `Simulation` section of
 | Key | Default | Meaning |
 | --- | --- | --- |
 | `TickRate` | 20 | fixed simulation steps per second |
-| `MaxSchools` | 6 | how many schools may exist at once |
+| `MaxSchools` | 2 | how many schools each player may own |
 | `GameMinutesPerRealSecond` | 1 | game minutes per real second at ×1 |
 | `DefaultStartDate` | `2012-03-31T06:00:00` | prefilled start of a new school |
 | `SavesDirectory` | `saves` | per-school JSON files |