Add persistent cross-game player bank (Refs #3)

t5/scripts/README.md

@@ -1,7 +1,7 @@
 # TWS T5 Zombies scripts
 
 Custom HUD + AFK toggle + immediate join + lobby lock + game telemetry + map records for Plutonium T5
-(Black Ops 1) zombies dedicated servers. Split across seven `.gsc` files,
+(Black Ops 1) zombies dedicated servers. Split across eight `.gsc` files,
 with `tws_t5_common` as the shared hub. Lobby lock also requires the HUD module.
 
 Platform quirks and deploy commands: [NOTES.md](NOTES.md).
@@ -17,6 +17,7 @@ Platform quirks and deploy commands: [NOTES.md](NOTES.md).
 | [tws_t5_lock.gsc](tws_t5_lock.gsc)     | Lobby `g_password` lock at a milestone round |
 | [tws_t5_telemetry.gsc](tws_t5_telemetry.gsc) | Direct HTTP game start, round, heartbeat, and game end reports |
 | [tws_t5_leaderboard.gsc](tws_t5_leaderboard.gsc) | Private map high-round record and all tied holders on connection |
+| [tws_t5_bank.gsc](tws_t5_bank.gsc) | Persistent shared GUID bank and private balance/deposit/withdraw commands |
 
 ## Install / upgrade
 
@@ -31,6 +32,14 @@ that directory:
 Do not leave both common scripts installed: duplicate connection listeners
 break T5's connect handshake. Existing dvar names are unchanged.
 
+## Player bank
+
+The optional `tws_t5_bank.gsc` adds `.b`, `.d <amount|all>` and
+`.w <amount|all>` and registers them in help. It requires common and telemetry
+`1.0.0` or newer, the TWS t5 plugin `1.1.0`, Electric Cherry's bank API and
+a private per-server credential. Follow [bank setup and recovery](../../README.md#player-bank-t5-and-t6),
+including a full process restart for the plugin and a map restart for scripts.
+
 ## Persistent Discord text
 
 The HUD shows `https://discord.thewrightserver.net` in small light-gray text