[PIE-5] Switch to AstroJS (!4)

Co-authored-by: june <self@breadone.net>
Co-committed-by: june <self@breadone.net>

src/data/pocketbase.ts

@@ -0,0 +1,4 @@
+import Pocketbase from "pocketbase"
+
+export const client = new Pocketbase(import.meta.env.PUBLIC_PB_URL)
+// export const client = new Pocketbase("http://localhost:8080")