firebase-firestore

SKILL.md

Cloud Firestore database setup, configuration, and query execution across Standard and Enterprise editions.

Detects existing Firestore instances and their editions, then routes to appropriate guides for Standard or Enterprise configurations

Covers database provisioning, security rules, data modeling, SDK integration across web, Android, iOS, and Flutter platforms, and index management

Defaults to Enterprise edition for new databases and supports location selection with resource colocation recommendations

Works with Firebase CLI but does not require it as a prerequisite

Cloud Firestore Database and Operations

[!IMPORTANT] Security Rules Authoring (firestore.rules) Whenever your
task requires creating, authoring, or modifying firestore.rules:

If subagent delegation AND the firestore-rules-author subagent are
available: delegate authoring firestore.rules to the
firestore-rules-author subagent rather than writing firestore.rules
directly in the main agent.

If subagent delegation is unavailable (e.g., subagents not enabled in
the IDE) OR firestore-rules-author is not installed: read and follow
the firestore-rules-creation skill to write firestore.rules directly.

Before setting up dependencies, writing data models, or configuring security
rules, you MUST always identify the Firestore instance edition.

1. Instance Selection and Edition Detection

Run the following command to list current Firestore databases: