feat(inbox): rejected + payer_rejected + done_today rows drillable

src/pages/Inbox.tsx

@@ -295,7 +295,16 @@ export default function Inbox() {
           name="REJECTED"
           accent="oxblood"
           rows={lanes.rejected}
-          onRowClick={() => {}}
+          // SP21 Phase 5 Task 5.4: rejected claims drill into the
+          // ClaimDrawer. All rows here are claims (kind === "claim"),
+          // so the branch is straightforward — the type union still
+          // requires the defensive check, but a row click on a claim
+          // here is always a claim drill.
+          onRowClick={(row) => {
+            if (row.kind === "claim") {
+              navigate(`/claims?claim=${encodeURIComponent(row.id)}`);
+            }
+          }}
           onSelectionChange={(ids) => setLaneSelected("rejected", ids)}
         />
         {/*
@@ -308,7 +317,13 @@ export default function Inbox() {
           name="PAYER REJECTED"
           accent="oxblood"
           rows={lanes.payer_rejected}
-          onRowClick={() => {}}
+          // SP21 Phase 5 Task 5.4: payer-rejected claims also drill
+          // into the ClaimDrawer — same shape as the rejected lane.
+          onRowClick={(row) => {
+            if (row.kind === "claim") {
+              navigate(`/claims?claim=${encodeURIComponent(row.id)}`);
+            }
+          }}
           onSelectionChange={(ids) => setLaneSelected("payer_rejected", ids)}
         />
         <Lane
@@ -344,7 +359,16 @@ export default function Inbox() {
           name="DONE"
           accent="muted"
           rows={lanes.done_today}
-          onRowClick={() => {}}
+          // SP21 Phase 5 Task 5.4: done_today rows are also claim
+          // drills — same as rejected / payer_rejected. The drawer
+          // surfaces the claim's current state + recent history,
+          // which is exactly what an operator wants when reviewing
+          // "what got shipped today".
+          onRowClick={(row) => {
+            if (row.kind === "claim") {
+              navigate(`/claims?claim=${encodeURIComponent(row.id)}`);
+            }
+          }}
           onSelectionChange={(ids) => setLaneSelected("done_today", ids)}
         />
       </main>