chore: 保存工作副本——客户端授权新契约(双端点/验签/令牌/周检)与桌面会话可靠性改进

src-tauri/src/domain/error.rs

@@ -1,9 +1,11 @@
-use thiserror::Error;
-
-#[derive(Debug, Error)]
-pub enum DomainError {
-    #[error("resource not found: {0}")]
-    NotFound(String),
-    #[error("operation is not available: {0}")]
-    Unsupported(String),
+/**
+ * Stable IPC error codes. The renderer maps `errors:native.*` (and other
+ * `errors:` keys that match these dotted paths). Command envelopes may also
+ * still carry a human `error` string for logs.
+ */
+pub mod codes {
+    pub const TASK_JOIN: &str = "native.taskJoin";
+    pub const INVALID_BASE64: &str = "native.invalidBase64";
+    pub const KNOWN_HOSTS_PATH: &str = "native.knownHostsPath";
+    pub const INVALID_HOST_KEY_DECISION: &str = "native.invalidHostKeyDecision";
 }