refactor(commands): remove unused sandbox counters

src/commands/sandbox-formatters.test.ts

@@ -1,13 +1,7 @@
-// Sandbox formatter tests cover duration, mismatch, and sandbox diagnostic display helpers.
+// Sandbox formatter tests cover duration and sandbox diagnostic display helpers.
 import { describe, expect, it } from "vitest";
 import { formatDurationCompact } from "../infra/format-time/format-duration.js";
-import {
-  countMismatches,
-  countRunning,
-  formatImageMatch,
-  formatSimpleStatus,
-  formatStatus,
-} from "./sandbox-formatters.js";
+import { formatImageMatch, formatSimpleStatus, formatStatus } from "./sandbox-formatters.js";
 
 /** Helper matching old formatAge behavior: spaced compound duration */
 const formatAge = (ms: number) => formatDurationCompact(ms, { spaced: true }) ?? "0s";
@@ -63,76 +57,4 @@ describe("sandbox-formatters", () => {
       expect(formatAge(ms)).toBe(expected);
     });
   });
-
-  describe("countRunning", () => {
-    it.each([
-      {
-        items: [
-          { running: true, name: "a" },
-          { running: false, name: "b" },
-          { running: true, name: "c" },
-          { running: false, name: "d" },
-        ],
-        expected: 2,
-      },
-      {
-        items: [
-          { running: false, name: "a" },
-          { running: false, name: "b" },
-        ],
-        expected: 0,
-      },
-      {
-        items: [
-          { running: true, name: "a" },
-          { running: true, name: "b" },
-          { running: true, name: "c" },
-        ],
-        expected: 3,
-      },
-    ])("counts running items", ({ items, expected }) => {
-      expect(countRunning(items)).toBe(expected);
-    });
-  });
-
-  describe("countMismatches", () => {
-    it.each([
-      {
-        items: [
-          { imageMatch: true, name: "a" },
-          { imageMatch: false, name: "b" },
-          { imageMatch: true, name: "c" },
-          { imageMatch: false, name: "d" },
-          { imageMatch: false, name: "e" },
-        ],
-        expected: 3,
-      },
-      {
-        items: [
-          { imageMatch: true, name: "a" },
-          { imageMatch: true, name: "b" },
-        ],
-        expected: 0,
-      },
-      {
-        items: [
-          { imageMatch: false, name: "a" },
-          { imageMatch: false, name: "b" },
-          { imageMatch: false, name: "c" },
-        ],
-        expected: 3,
-      },
-    ])("counts image mismatches", ({ items, expected }) => {
-      expect(countMismatches(items)).toBe(expected);
-    });
-  });
-
-  describe("counter empty inputs", () => {
-    it.each([
-      { fn: countRunning as (items: unknown[]) => number },
-      { fn: countMismatches as (items: unknown[]) => number },
-    ])("should return 0 for empty array", ({ fn }) => {
-      expect(fn([])).toBe(0);
-    });
-  });
 });

src/commands/sandbox-formatters.ts

@@ -13,11 +13,3 @@ export function formatSimpleStatus(running: boolean): string {
 export function formatImageMatch(matches: boolean): string {
   return matches ? "✓" : "⚠️  mismatch";
 }
-
-export function countRunning(items: readonly { running: boolean }[]): number {
-  return items.filter((item) => item.running).length;
-}
-
-export function countMismatches(items: readonly { imageMatch: boolean }[]): number {
-  return items.filter((item) => !item.imageMatch).length;
-}