fix: enable datadog tracer

[sawadashota]

Load OpenTelemetry configuration to set up datadog tracer.

Related issue(s)

none

Checklist

• I have read the contributing guidelines.
• I have referenced an issue containing the design document if my change
  introduces a new feature.
• I am following the
  contributing code guidelines.
• I have read the security policy.
• I confirm that this pull request does not address a security
  vulnerability. If this pull request addresses a security vulnerability, I
  confirm that I got the approval (please contact
  security@ory.sh) from the maintainers to push
  the changes.
• I have added tests that prove my fix is effective or that my feature
  works.
• I have added or changed the documentation.

Further Comments

[sawadashota]

Without a trailing slash, it will fail.

Step 6/21 : COPY internal/httpclient/go.* ./internal/httpclient
When using COPY with more than one source file, the destination must be a directory and end with a /
make: *** [docker] Error 1

[aeneasr]

Seems like tests are failing, can you PTAL? :)

[codecov]

Codecov Report

Merging #3431 (ce2f444) into master (5585539) will increase coverage by 0.26%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #3431      +/-   ##
==========================================
+ Coverage   76.47%   76.74%   +0.26%     
==========================================
  Files         123      123              
  Lines       10535     9022    -1513     
==========================================
- Hits         8057     6924    -1133     
+ Misses       1990     1657     -333     
+ Partials      488      441      -47     

Impacted Files	Coverage Δ
driver/config/provider.go	82.55% <0.00%> (-5.70%)	⬇️
consent/handler.go	66.01% <0.00%> (-4.99%)	⬇️
persistence/sql/persister_consent.go	87.41% <0.00%> (-2.34%)	⬇️
driver/registry_base.go	85.93% <0.00%> (-1.76%)	⬇️
x/clean_sql.go	91.11% <0.00%> (-1.62%)	⬇️
consent/manager.go	100.00% <0.00%> (ø)
consent/strategy_default.go	69.59% <0.00%> (+0.59%)	⬆️
fositex/config.go	86.11% <0.00%> (+2.64%)	⬆️
oauth2/handler.go	66.50% <0.00%> (+2.82%)	⬆️
persistence/sql/persister_oauth2.go	82.12% <0.00%> (+5.86%)	⬆️
... and 2 more

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

[sawadashota]

@aeneasr I'm sorry, but I've fixed it!

[alnr]

Thanks @sawadashota