feat: add wiki mvp commands (#532)

src/services/wiki/paths.ts

@@ -0,0 +1,18 @@
+import { join } from 'path'
+import type { WikiPaths } from './types.js'
+
+export const OPENCLAUDE_DIRNAME = '.openclaude'
+export const WIKI_DIRNAME = 'wiki'
+
+export function getWikiPaths(cwd: string): WikiPaths {
+  const root = join(cwd, OPENCLAUDE_DIRNAME, WIKI_DIRNAME)
+
+  return {
+    root,
+    pagesDir: join(root, 'pages'),
+    sourcesDir: join(root, 'sources'),
+    schemaFile: join(root, 'schema.md'),
+    indexFile: join(root, 'index.md'),
+    logFile: join(root, 'log.md'),
+  }
+}