feat: implement missing upstream APIs

.github/workflows/build.yml

binding.gyp

index.js

package.json

src/binding.cc

src/conversions.cc

src/logger.h

src/lookaheaditerator.cc

src/lookaheaditerator.h

src/node.cc

src/parser.cc

src/parser.h

src/query.cc

src/query.h

src/tree.cc

src/tree.h

src/tree_cursor.cc

src/tree_cursor.h

test/lookahead_iterator_test.js

test/node_test.js