fix(dev): publish spacetime module from server workspace

scripts/dev-rust-stack.sh

@@ -541,7 +541,12 @@ if [[ "${SKIP_PUBLISH}" -ne 1 ]]; then
   PUBLISH_ARGS+=(--yes)
 
   echo "[dev:rust] 发布 SpacetimeDB 模块: ${DATABASE}"
-  spacetime "${PUBLISH_ARGS[@]}"
+  (
+    cd "${SERVER_RS_DIR}"
+    # spacetime publish 会在内部调用 Cargo；从 server-rs 目录执行，确保读取
+    # server-rs/.cargo/config.toml 中的 sccache/linker 配置，并复用同一套 target 缓存。
+    spacetime "${PUBLISH_ARGS[@]}"
+  )
 fi
 
 echo "[dev:rust] 启动 api-server"