fix(worktree): type expected errors (#27296)

packages/opencode/src/server/routes/instance/httpapi/groups/experimental.ts

@@ -54,6 +54,22 @@ export const ToolListQuery = Schema.Struct({
 })
 
 const WorktreeList = Schema.Array(Schema.String)
+const WorktreeErrorName = Schema.Union([
+  Schema.Literal("WorktreeNotGitError"),
+  Schema.Literal("WorktreeNameGenerationFailedError"),
+  Schema.Literal("WorktreeCreateFailedError"),
+  Schema.Literal("WorktreeStartCommandFailedError"),
+  Schema.Literal("WorktreeRemoveFailedError"),
+  Schema.Literal("WorktreeResetFailedError"),
+  Schema.Literal("WorktreeListFailedError"),
+])
+export class WorktreeApiError extends Schema.ErrorClass<WorktreeApiError>("WorktreeError")(
+  {
+    name: WorktreeErrorName,
+    data: Schema.Struct({ message: Schema.String }),
+  },
+  { httpApiStatus: 400 },
+) {}
 export const SessionListQuery = Schema.Struct({
   ...WorkspaceRoutingQueryFields,
   roots: Schema.optional(QueryBoolean),
@@ -141,6 +157,7 @@ export const ExperimentalApi = HttpApi.make("experimental")
         HttpApiEndpoint.get("worktree", ExperimentalPaths.worktree, {
           query: WorkspaceRoutingQuery,
           success: described(WorktreeList, "List of worktree directories"),
+          error: WorktreeApiError,
         }).annotateMerge(
           OpenApi.annotations({
             identifier: "worktree.list",
@@ -152,7 +169,7 @@ export const ExperimentalApi = HttpApi.make("experimental")
           query: WorkspaceRoutingQuery,
           payload: Schema.optional(Worktree.CreateInput),
           success: described(Worktree.Info, "Worktree created"),
-          error: HttpApiError.BadRequest,
+          error: WorktreeApiError,
         }).annotateMerge(
           OpenApi.annotations({
             identifier: "worktree.create",
@@ -164,7 +181,7 @@ export const ExperimentalApi = HttpApi.make("experimental")
           query: WorkspaceRoutingQuery,
           payload: Worktree.RemoveInput,
           success: described(Schema.Boolean, "Worktree removed"),
-          error: HttpApiError.BadRequest,
+          error: WorktreeApiError,
         }).annotateMerge(
           OpenApi.annotations({
             identifier: "worktree.remove",
@@ -176,7 +193,7 @@ export const ExperimentalApi = HttpApi.make("experimental")
           query: WorkspaceRoutingQuery,
           payload: Worktree.ResetInput,
           success: described(Schema.Boolean, "Worktree reset"),
-          error: HttpApiError.BadRequest,
+          error: WorktreeApiError,
         }).annotateMerge(
           OpenApi.annotations({
             identifier: "worktree.reset",