metrics: add metrics and telemetry package #500
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aeneasr
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This PR adds telemetry and gives you interesting insights at the health endpoint, for example:
{ "id": "05ea4842-1615-4f88-abdc-0c34fcee744a", "uptime": 889, "requests": 131379, "responses": 131378, "latencies": { "0": 131378 }, "methods": { "GET": { "requests": 131378, "responses": 131379, "latencies": { "0": 131378 } } }, "status": { "404": { "responses": 131378, "latencies": { "0": 131378 } } }, "sizes": { "19": { "responses": 131378, "latencies": { "0": 131378 } } }, "paths": { "/": { "requests": 131378, "responses": 131378, "latencies": { "0": 131378 }, "methods": { "GET": { "requests": 131378, "responses": 131378, "latencies": { "0": 131378 } } }, "status": { "404": { "responses": 131378, "latencies": { "0": 131378 } } }, "sizes": { "19": { "responses": 131378, "latencies": { "0": 131378 } } } }, "/health": { "requests": 1, "methods": { "GET": { "responses": 1 } }, "status": {}, "sizes": {} } } }