ETS usage extractor.
Detects ETS table creation, option configuration, and read/write/delete
operations from BEAM bytecode. ETS operations appear as remote calls to
the :ets module via call_ext/call_ext_only/call_ext_last.
Emitted facts
ets_new(id, func, name)— table creation pointets_option(id, key, value)— parsed option from:ets.new/2ets_op(id, func, table_ref, op, kind)— ETS read/write/delete operationets_op_param(id, pos)— the table operand of that operation is the function's own parameterpos, so a caller's literal names the table