v0.5.1019

Pre-release tag of current main. Highlights since v0.5.1011: #1088 host-embed --output-type staticlib + Event Loop FFI, #1248/#1249 inspect.custom + nested multi-line break, #1236 aws-lc-sys 0.41 (Linux poly_Rq_mul fix), and the http options-object regression from #1123/#1124 should be addressed in this batch.