Package-local Plug.Parsers body reader for inbound provider verification.
Stores exact request bytes in conn.private[:raw_body] so the inbound plug
can verify provider authenticity before any tenant or persistence work runs.
Summary
Functions
@spec read_body( Plug.Conn.t(), keyword() ) :: {:ok, binary(), Plug.Conn.t()} | {:more, binary(), Plug.Conn.t()} | {:error, term()}