Opentelemetry defines standard variables which are supported by multiple observability platforms. [1] https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/sdk-environment-variables.md [2] https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/protocol/exporter.md By defining support for standard env vars, Fission open telemetry support can be leveraged with different platforms such as NewRelic, SigNoz, DataDog etc. Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>