Add instance directory creation support

packages/pockethost/src/core/dir.ts

@@ -0,0 +1,19 @@
+import { existsSync, mkdirSync } from 'fs'
+import { Logger } from '../common'
+import { mkInstanceDataPath } from '../constants'
+
+export function ensureInstanceDirectoryStructure(
+  instanceId: string,
+  logger: Logger,
+) {
+  const { dbg } = logger
+  ;['pb_data', 'pb_migrations', 'pb_public', 'logs', 'pb_hooks'].forEach(
+    (dir) => {
+      const path = mkInstanceDataPath(instanceId, dir)
+      if (!existsSync(path)) {
+        dbg(`Creating ${path}`)
+        mkdirSync(path, { recursive: true })
+      }
+    },
+  )
+}

packages/pockethost/src/core/index.ts

@@ -1,5 +1,6 @@
 export * from '../constants'
 export * from './asyncExecutionGuard'
+export * from './dir'
 export * from './discordAlert'
 export * from './env'
 export * from './exit'