refactor(instructions): share instruction template rendering via @d3ro/core

apps/mobile-rn/__tests__/command-service-redteam-r1-7.test.ts

@@ -0,0 +1,37 @@
+// 회귀: 사용자 입력의 `$$`, `$'`, `$&`가 String.replace 치환 패턴으로 해석되어
+// LLM에 훼손된 텍스트가 전달되던 버그.
+import {
+  buildBuiltinCommandPrompt,
+  buildSyncedCommandPrompt,
+  type SyncedCommand,
+} from '../src/features/commands/command-service'
+
+function syncedCommand(prompt: string): SyncedCommand {
+  return {
+    id: '22222222-2222-4222-8222-222222222222',
+    userId: '33333333-3333-4333-8333-333333333333',
+    builtinKey: null,
+    name: 'test',
+    description: '',
+    prompt,
+    icon: 'bolt',
+    sortOrder: 0,
+    revision: 1,
+    createdAt: '2026-01-01T00:00:00.000Z',
+    updatedAt: '2026-01-01T00:00:00.000Z',
+  }
+}
+
+const DOLLAR_INPUT = "price is $$5, echo $'x', a $& b, c $` d"
+
+describe('command prompt placeholder substitution keeps `$` patterns literal', () => {
+  it('synced command with {{text}}', () => {
+    expect(buildSyncedCommandPrompt(syncedCommand('요약: {{text}} 끝'), DOLLAR_INPUT))
+      .toBe(`요약: ${DOLLAR_INPUT} 끝`)
+  })
+
+  it('built-in command', () => {
+    const prompt = buildBuiltinCommandPrompt('builtin-summarize', DOLLAR_INPUT)
+    expect(prompt.endsWith(`\n\n${DOLLAR_INPUT}`)).toBe(true)
+  })
+})