Claude/resume repos migration 9 o2 u1 (#34)

<!-- SPDX-License-Identifier: PMPL-1.0-or-later -->
## Summary

<!-- Briefly describe what this PR does and why. Link to related issues
with "Closes #N". -->

## Changes

<!-- List the key changes introduced by this PR. -->

-

## RSR Quality Checklist

<!-- Check all that apply. PRs that fail required checks will not be
merged. -->

### Required

- [ ] Tests pass (`just test` or equivalent)
- [ ] Code is formatted (`just fmt` or equivalent)
- [ ] Linter is clean (no new warnings or errors)
- [ ] No banned language patterns (no TypeScript, no npm/bun, no
Go/Python)
- [ ] No `unsafe` blocks without `// SAFETY:` comments
- [ ] No banned functions (`believe_me`, `unsafeCoerce`, `Obj.magic`,
`Admitted`, `sorry`)
- [ ] SPDX license headers present on all new/modified source files
- [ ] No secrets, credentials, or `.env` files included

### As Applicable

- [ ] `.machine_readable/STATE.a2ml` updated (if project state changed)
- [ ] `.machine_readable/ECOSYSTEM.a2ml` updated (if integrations
changed)
- [ ] `.machine_readable/META.a2ml` updated (if architectural decisions
changed)
- [ ] Documentation updated for user-facing changes
- [ ] `TOPOLOGY.md` updated (if architecture changed)
- [ ] `CHANGELOG` or release notes updated
- [ ] New dependencies reviewed for license compatibility
(PMPL-1.0-or-later / MPL-2.0)
- [ ] ABI/FFI changes validated (`src/abi/` and `ffi/zig/` consistent)

## Testing

<!-- Describe how you tested these changes. -->

## Screenshots

<!-- If applicable, add screenshots or terminal output demonstrating the
change. -->

---------

Co-authored-by: Claude <noreply@anthropic.com>

Author: hyperpolymath

cartridges/local-coord-mcp/adapter/local_coord_adapter.zig

@@ -927,6 +927,31 @@ fn dispatch(tool: []const u8, body: []const u8, resp: []u8, allocator: std.mem.A
                 w.writeAll("\"") catch return .{ .status = 500, .body = errJson(resp, "buffer overflow") };
             }
         }
+        w.writeAll("],\"by_peer\":[") catch return .{ .status = 500, .body = errJson(resp, "buffer overflow") };
+
+        // Per-peer reject counts + cooldown flags (Item A — rejection rate-limit hardening).
+        // Skip inactive slots; peer_id rebuilt canonically via renderPeerId.
+        var wrote_bp: bool = false;
+        var pi: c_int = 0;
+        while (pi < 16) : (pi += 1) {
+            const pk = ffi.coord_read_peer_kind(pi);
+            if (pk < 0) continue;
+            var psuf: [4]u8 = undefined;
+            if (ffi.coord_read_peer_suffix(pi, &psuf) != 4) continue;
+            var pctx_buf: [32]u8 = undefined;
+            const pctx_len = ffi.coord_read_peer_context(pi, &pctx_buf, @intCast(pctx_buf.len));
+            const pctx_slice: []const u8 = if (pctx_len > 0) pctx_buf[0..@intCast(pctx_len)] else "";
+            var pid_buf: [96]u8 = undefined;
+            const pid = renderPeerId(&pid_buf, kindName(pk), &psuf, pctx_slice) catch continue;
+            const prc = ffi.coord_count_rejects_recent_peer(&token, 16, pi);
+            if (prc < 0) continue;
+            const pcd = ffi.coord_peer_in_cooldown(&token, 16, pi);
+            if (wrote_bp) w.writeAll(",") catch return .{ .status = 500, .body = errJson(resp, "buffer overflow") };
+            wrote_bp = true;
+            std.fmt.format(w, "{{\"peer_id\":\"{s}\",\"count\":{d},\"in_cooldown\":{s}}}", .{
+                pid, prc, if (pcd == 1) "true" else "false",
+            }) catch return .{ .status = 500, .body = errJson(resp, "buffer overflow") };
+        }
         w.writeAll("]}}") catch return .{ .status = 500, .body = errJson(resp, "buffer overflow") };
         return .{ .status = 200, .body = resp[0..stream.pos] };
     }