def getForwardHeaders(request):
    headers = {}

    # x-b3-*** headers can be populated using the OpenTelemetry span
    ctx = propagator.extract(carrier={k.lower(): v for k, v in request.headers})
    propagator.inject(headers, ctx)

    # We handle other (non x-b3-***) headers manually
    if 'user' in session:
        headers['end-user'] = session['user']

    # Keep this in sync with the headers in details and reviews.

go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.44.0/go.mod h1:SeQhzAEccGVZVEy7aH87Nh0km+utSpo1pTv6eMMop48=
go.opentelemetry.io/contrib/propagators/b3 v1.17.0 h1:ImOVvHnku8jijXqkwCSyYKRDt2YrnGXD4BbhcpfbfJo=
go.opentelemetry.io/contrib/propagators/b3 v1.17.0/go.mod h1:IkfUfMpKWmynvvE0264trz0sf32NRTZL4nuAN9AbWRc=
go.opentelemetry.io/otel v1.20.0 h1:vsb/ggIY+hUjD/zCAQHpzTmndPqv/ml2ArbsbfBYTAc=

Flask-JSON==0.4.0
future==0.18.3
json2html==1.3.0
opentelemetry-api==1.22.0
opentelemetry-instrumentation==0.43b0
opentelemetry-instrumentation-flask==0.43b0
opentelemetry-instrumentation-wsgi==0.43b0
opentelemetry-propagator-b3==1.22.0
opentelemetry-sdk==1.22.0
opentelemetry-semantic-conventions==0.43b0
opentelemetry-util-http==0.43b0
prometheus-client==0.19.0
requests==2.31.0
simplejson==3.19.2
urllib3==2.2.0
gunicorn==22.0.0

    --hash=sha256:e5323eb936458dccc2582dc6f9c322c852a775a27065ff2b0c4970b9d53d01b3
    # via
    #   opentelemetry-api
    #   opentelemetry-propagator-b3
dominate==2.9.1 \
    --hash=sha256:558284687d9b8aae1904e3d6051ad132dd4a8c0cf551b37ea4e7e42a31d19dc4 \
    --hash=sha256:cb7b6b79d33b15ae0a6e87856b984879927c7c2ebb29522df4c75b28ffd9b989
    # via flask-bootstrap

- go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc: v0.35.0 → v0.42.0
- go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp: v0.35.1 → v0.44.0
- go.opentelemetry.io/contrib/propagators/b3: v1.10.0 → v1.17.0
- go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc: v1.10.0 → v1.19.0
- go.opentelemetry.io/otel/exporters/otlp/otlptrace: v1.10.0 → v1.19.0