fix: missing hasPrev in empty issue page, consistent hasPrev in JSON envelopes

- Add hasPrev to the early return in handleOrgAllIssues when issues.length === 0
- Standardize hasPrev in JSON envelopes: always include as boolean (not conditionally)

Author: BYK

src/commands/dashboard/list.ts

@@ -186,10 +186,8 @@ function jsonTransformDashboardList(
   const envelope: Record<string, unknown> = {
     data: items,
     hasMore: result.hasMore,
+    hasPrev: !!result.hasPrev,
   };
-  if (result.hasPrev) {
-    envelope.hasPrev = true;
-  }
   if (result.nextCursor) {
     envelope.nextCursor = result.nextCursor;
   }

src/commands/issue/list.ts

@@ -940,7 +940,7 @@ async function handleOrgAllIssues(
     const hint = hasMore
       ? `No issues on this page. Try the next page: ${nextPageHint(org, flags)}`
       : `No issues found in organization '${org}'.`;
-    return { items: [], hasMore, nextCursor, hint };
+    return { items: [], hasMore, hasPrev, nextCursor, hint };
   }
 
   // isMultiProject=true: org-all shows issues from every project, so the ALIAS

src/lib/org-list.ts

@@ -118,9 +118,7 @@ export function jsonTransformListResult<T>(
     ) {
       envelope.nextCursor = result.nextCursor;
     }
-    if (result.hasPrev) {
-      envelope.hasPrev = true;
-    }
+    envelope.hasPrev = !!result.hasPrev;
     if (result.errors && result.errors.length > 0) {
       envelope.errors = result.errors;
     }

test/commands/dashboard/list.test.ts

@@ -181,7 +181,7 @@ describe("dashboard list command", () => {
 
     const output = stdoutWrite.mock.calls.map((c) => c[0]).join("");
     const parsed = JSON.parse(output);
-    expect(parsed).toEqual({ data: [], hasMore: false });
+    expect(parsed).toEqual({ data: [], hasMore: false, hasPrev: false });
   });
 
   // -------------------------------------------------------------------------