refactor: remove legacy container and non-discord remnants

src/platform-prompts.ts

@@ -0,0 +1,60 @@
+import fs from 'fs';
+import path from 'path';
+
+import type { AgentType } from './types.js';
+
+const PLATFORM_PROMPT_FILES: Record<AgentType, string> = {
+  'claude-code': 'claude-platform.md',
+  codex: 'codex-platform.md',
+};
+
+const PAIRED_ROOM_PROMPT_FILES: Record<AgentType, string> = {
+  'claude-code': 'claude-paired-room.md',
+  codex: 'codex-paired-room.md',
+};
+
+export function getPlatformPromptsDir(projectRoot = process.cwd()): string {
+  return path.join(projectRoot, 'prompts');
+}
+
+export function getPlatformPromptPath(
+  agentType: AgentType,
+  projectRoot = process.cwd(),
+): string {
+  return path.join(
+    getPlatformPromptsDir(projectRoot),
+    PLATFORM_PROMPT_FILES[agentType],
+  );
+}
+
+export function readPlatformPrompt(
+  agentType: AgentType,
+  projectRoot = process.cwd(),
+): string | undefined {
+  const promptPath = getPlatformPromptPath(agentType, projectRoot);
+  if (!fs.existsSync(promptPath)) return undefined;
+
+  const prompt = fs.readFileSync(promptPath, 'utf-8').trim();
+  return prompt || undefined;
+}
+
+export function getPairedRoomPromptPath(
+  agentType: AgentType,
+  projectRoot = process.cwd(),
+): string {
+  return path.join(
+    getPlatformPromptsDir(projectRoot),
+    PAIRED_ROOM_PROMPT_FILES[agentType],
+  );
+}
+
+export function readPairedRoomPrompt(
+  agentType: AgentType,
+  projectRoot = process.cwd(),
+): string | undefined {
+  const promptPath = getPairedRoomPromptPath(agentType, projectRoot);
+  if (!fs.existsSync(promptPath)) return undefined;
+
+  const prompt = fs.readFileSync(promptPath, 'utf-8').trim();
+  return prompt || undefined;
+}