Merge branch 'phase/32-weather-warmth'

docs/protocol.md

@@ -1,4 +1,4 @@
-# Wire protocol v7
+# Wire protocol v8
 
 The client talks to the server two ways:
 
@@ -680,11 +680,13 @@ The first frame the client receives.
 | 1 | `i64` | client clock, echoed unchanged |
 | 9 | `u32` | server tick when the ping was handled |
 
-### `0x83` Clock — 24 bytes
+### `0x83` Clock — 27 bytes
 
 Sent every tick to every connection that has a school open, and only to those.
 `skipAllowed` is the server's verdict; the client must not recompute it.
 `skipTargetUnixMs` is 0 when skip is refused.
+Temperature is outdoor tenths of a °C (`i16`, so −50 is −5.0 °C). Precipitation is `0` none,
+`1` rain, `2` snow. The client must not derive weather from the month.
 
 | Offset | Type | Field |
 | --- | --- | --- |
@@ -695,6 +697,8 @@ Sent every tick to every connection that has a school open, and only to those.
 | 14 | `u8` | speed index |
 | 15 | `u8` | `1` skip allowed, `0` refused |
 | 16 | `i64` | skip target, milliseconds since the Unix epoch, UTC; `0` if refused |
+| 24 | `i16` | outdoor temperature, tenths of a °C |
+| 26 | `u8` | precipitation: `0` none, `1` rain, `2` snow |
 
 ### `0x84` SchoolGone — 5 bytes
 
@@ -780,7 +784,7 @@ Each person:
   the oldest, because a stale clock is worthless once a newer one exists.
 - The map snapshot and presence use a separate reliable queue so ticks cannot crowd them out.
 
-## Not in v7 yet
+## Not in v8 yet
 
 Authentication, Sit orders, an event log, walk animation, and `OpenLocation` on the server —
 the tree and the location panel are filtered on the client from the snapshot plus presence.