fix: remove deprecated /api/v1/order/closePosition endpoint (#10)

The POST /order/closePosition endpoint has been deprecated by BitMEX.
Removes the `close-position` subcommand from `bitmex order` and its
entry from the tool catalog.

Bump version to 1.0.1.

Author: byshing

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "bitmex-cli"
-version = "1.0.0"
+version = "1.0.1"
 edition = "2024"
 description = "BitMEX CLI — trade, query, and manage your BitMEX account from the terminal"
 license = "MIT"

Cargo.toml

@@ -91,12 +91,6 @@ pub(crate) enum OrderCommand {
     CancelAfter {
         timeout: u64,
     },
-    /// Close a position with a market order.
-    ClosePosition {
-        symbol: String,
-        #[arg(long)]
-        price: Option<f64>,
-    },
     /// List open (or all) orders.
     List {
         #[arg(long)]
@@ -219,16 +213,6 @@ pub(crate) async fn run(
             Ok(CommandOutput::from_json(val))
         }
 
-        OrderCommand::ClosePosition { symbol, price } => {
-            if !ctx.force {
-                confirm_destructive(&format!("Close position for {}?", symbol))?;
-            }
-            let mut body = json!({ "symbol": symbol });
-            if let Some(p) = price { body["price"] = json!(p); }
-            let val = client.post("/order/closePosition", &body, creds).await?;
-            Ok(CommandOutput::from_json(val))
-        }
-
         OrderCommand::List {
             symbol, filter, count, reverse, start_time, end_time,
         } => {