feat: Add proxy connection type #3835

Job	Run time
Clippy	1m 59s
Examples Matrix	4s
Init	6s
Rustfmt	28s
Unit Test	8m 30s
Examples (examples/salvo_example)	4m 10s
Examples (examples/axum_example)	4m 22s
Examples (examples/proxy_wasmtime_example)	5m 46s
Examples (examples/graphql_example)	4m 42s
Examples (examples/basic)	2m 23s
Examples (examples/rocket_okapi_example)	5m 7s
Examples (examples/poem_example)	4m 7s
Examples (examples/jsonrpsee_example)	3m 46s
Examples (examples/proxy_surrealdb_example)	4m 52s
Examples (examples/actix_example)	5m 45s
Examples (examples/tonic_example)	4m 49s
Examples (examples/seaography_example)	5m 50s
Examples (examples/actix3_example)	4m 37s
Examples (examples/rocket_example)	5m 11s
Compile PostgreSQL (tokio, native-tls)	7m 54s
Compile PostgreSQL (tokio, rustls)	7m 37s
Compile MySQL (actix, native-tls)	5m 22s
Compile SQLite (async-std, native-tls)	6m 25s
Compile MySQL (actix, rustls)	6m 2s
Compile SQLite (async-std, rustls)	7m 15s
CLI	0s
Issues Matrix	0s
Issues	0s
MySQL (8, actix, native-tls)	5m 52s
MariaDB (10.6, actix, native-tls)	4m 18s
MySQL (5.7, actix, native-tls)	6m 42s
Postgres (14.4, tokio, native-tls)	10m 19s
SQLite (async-std, native-tls)	5m 59s
SQLite (async-std, rustls)	7m 1s
	2h 37m 20s

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