v0.2.0

Minor Changes

• #8 a10ad0b Thanks @JacobLinCool! - Add comprehensive query support for collections
  • New Query class with fluent API for building Firestore queries
  • Filter methods: where() with operators ==, !=, <, <=, >, >=, array-contains, in, not-in, array-contains-any
  • Order methods: orderBy() with ascending/descending direction
  • Limit methods: limit(), limitToLast(), offset()
  • Cursor pagination: startAt(), startAfter(), endAt(), endBefore()
  • Field projection: select()
  • Query execution: get() returns QuerySnapshot, count() returns aggregate count
  • CollectionReference now extends Query and inherits all query methods