Add opentracing doc

.devcontainer.json

.gitignore

.jenkins/modules/Build/Build.groovy

Makefile

build/docker/deploy/.env

build/docker/deploy/indexbuilder/DockerFile

deployments/docker/docker-compose.yml

docker-compose.yml

docs/jaeger_guides/Opentracing User Guide.md

docs/jaeger_guides/figs/jaeger_detailed_trace_info.png

docs/jaeger_guides/figs/jaeger_home_page.png

docs/jaeger_guides/figs/jaeger_single_search_result.png

go.mod

go.sum

internal/core/src/indexbuilder/IndexWrapper.cpp

internal/core/src/indexbuilder/IndexWrapper.h

internal/core/src/indexbuilder/utils.h

internal/indexbuilder/client/client.go

internal/indexbuilder/index.go

internal/indexbuilder/task.go