feat(mlflow): create an auth plugin for MLFlow

.github/CODEOWNERS

@@ -163,6 +163,7 @@ ddtrace/contrib/internal/langgraph                            @DataDog/ml-observ
 ddtrace/contrib/internal/crewai                               @DataDog/ml-observability
 ddtrace/contrib/internal/openai_agents                        @DataDog/ml-observability
 ddtrace/contrib/internal/litellm                              @DataDog/ml-observability
+ddtrace/contrib/internal/mlflow                               @DataDog/ml-observability
 ddtrace/contrib/internal/pydantic_ai                          @DataDog/ml-observability
 ddtrace/contrib/internal/ray                                  @DataDog/ml-observability
 ddtrace/contrib/internal/mcp                                  @DataDog/ml-observability
@@ -186,6 +187,7 @@ tests/contrib/langgraph                                       @DataDog/ml-observ
 tests/contrib/crewai                                          @DataDog/ml-observability
 tests/contrib/openai_agents                                   @DataDog/ml-observability
 tests/contrib/litellm                                         @DataDog/ml-observability
+tests/contrib/mlflow                                          @DataDog/ml-observability
 tests/contrib/pydantic_ai                                     @DataDog/ml-observability
 tests/contrib/ray                                             @DataDog/ml-observability
 tests/contrib/mcp                                             @DataDog/ml-observability

.riot/requirements/1b4a60e.txt

@@ -0,0 +1,100 @@
+#
+# This file is autogenerated by pip-compile with Python 3.11
+# by the following command:
+#
+#    pip-compile --allow-unsafe --no-annotate .riot/requirements/1b4a60e.in
+#
+alembic==1.18.4
+annotated-doc==0.0.4
+annotated-types==0.7.0
+anyio==4.12.1
+attrs==25.4.0
+blinker==1.9.0
+cachetools==6.2.6
+certifi==2026.2.25
+cffi==2.0.0
+charset-normalizer==3.4.4
+click==8.3.1
+cloudpickle==3.1.2
+contourpy==1.3.3
+coverage[toml]==7.13.4
+cryptography==46.0.5
+cycler==0.12.1
+databricks-sdk==0.96.0
+docker==7.1.0
+fastapi==0.135.1
+flask==3.1.3
+flask-cors==6.0.2
+fonttools==4.61.1
+gitdb==4.0.12
+gitpython==3.1.46
+google-auth==2.48.0
+graphene==3.4.3
+graphql-core==3.2.7
+graphql-relay==3.2.0
+greenlet==3.3.2
+gunicorn==23.0.0
+h11==0.16.0
+huey==2.6.0
+hypothesis==6.45.0
+idna==3.11
+importlib-metadata==8.7.1
+iniconfig==2.3.0
+itsdangerous==2.2.0
+jinja2==3.1.6
+joblib==1.5.3
+kiwisolver==1.4.9
+mako==1.3.10
+markupsafe==3.0.3
+matplotlib==3.10.8
+mlflow[default]==3.9.0
+mlflow-skinny==3.9.0
+mlflow-tracing==3.9.0
+mock==5.2.0
+numpy==2.4.2
+opentelemetry-api==1.39.1
+opentelemetry-proto==1.39.1
+opentelemetry-sdk==1.39.1
+opentelemetry-semantic-conventions==0.60b1
+opentracing==2.4.0
+packaging==25.0
+pandas==2.3.3
+pillow==12.1.1
+pluggy==1.6.0
+prettytable==3.17.0
+protobuf==6.33.5
+pyarrow==22.0.0
+pyasn1==0.6.2
+pyasn1-modules==0.4.2
+pycparser==3.0
+pydantic==2.12.5
+pydantic-core==2.41.5
+pygments==2.19.2
+pyparsing==3.3.2
+pytest==9.0.2
+pytest-cov==7.0.0
+pytest-mock==3.15.1
+python-dateutil==2.9.0.post0
+python-dotenv==1.2.2
+pytz==2026.1.post1
+pyyaml==6.0.3
+requests==2.32.5
+rsa==4.9.1
+scikit-learn==1.8.0
+scipy==1.17.1
+six==1.17.0
+skops==0.13.0
+smmap==5.0.2
+sortedcontainers==2.4.0
+sqlalchemy==2.0.48
+sqlparse==0.5.5
+starlette==0.52.1
+threadpoolctl==3.6.0
+typing-extensions==4.15.0
+typing-inspection==0.4.2
+tzdata==2025.3
+urllib3==2.6.3
+uvicorn==0.41.0
+wcwidth==0.6.0
+werkzeug==3.1.6
+zipp==3.23.0

.riot/requirements/1ff5d35.txt

@@ -0,0 +1,100 @@
+#
+# This file is autogenerated by pip-compile with Python 3.12
+# by the following command:
+#
+#    pip-compile --allow-unsafe --no-annotate .riot/requirements/1ff5d35.in
+#
+alembic==1.18.4
+annotated-doc==0.0.4
+annotated-types==0.7.0
+anyio==4.12.1
+attrs==25.4.0
+blinker==1.9.0
+cachetools==6.2.6
+certifi==2026.2.25
+cffi==2.0.0
+charset-normalizer==3.4.4
+click==8.3.1
+cloudpickle==3.1.2
+contourpy==1.3.3
+coverage[toml]==7.13.4
+cryptography==46.0.5
+cycler==0.12.1
+databricks-sdk==0.96.0
+docker==7.1.0
+fastapi==0.135.1
+flask==3.1.3
+flask-cors==6.0.2
+fonttools==4.61.1
+gitdb==4.0.12
+gitpython==3.1.46
+google-auth==2.48.0
+graphene==3.4.3
+graphql-core==3.2.7
+graphql-relay==3.2.0
+greenlet==3.3.2
+gunicorn==23.0.0
+h11==0.16.0
+huey==2.6.0
+hypothesis==6.45.0
+idna==3.11
+importlib-metadata==8.7.1
+iniconfig==2.3.0
+itsdangerous==2.2.0
+jinja2==3.1.6
+joblib==1.5.3
+kiwisolver==1.4.9
+mako==1.3.10
+markupsafe==3.0.3
+matplotlib==3.10.8
+mlflow[default]==3.9.0
+mlflow-skinny==3.9.0
+mlflow-tracing==3.9.0
+mock==5.2.0
+numpy==2.4.2
+opentelemetry-api==1.39.1
+opentelemetry-proto==1.39.1
+opentelemetry-sdk==1.39.1
+opentelemetry-semantic-conventions==0.60b1
+opentracing==2.4.0
+packaging==25.0
+pandas==2.3.3
+pillow==12.1.1
+pluggy==1.6.0
+prettytable==3.17.0
+protobuf==6.33.5
+pyarrow==22.0.0
+pyasn1==0.6.2
+pyasn1-modules==0.4.2
+pycparser==3.0
+pydantic==2.12.5
+pydantic-core==2.41.5
+pygments==2.19.2
+pyparsing==3.3.2
+pytest==9.0.2
+pytest-cov==7.0.0
+pytest-mock==3.15.1
+python-dateutil==2.9.0.post0
+python-dotenv==1.2.2
+pytz==2026.1.post1
+pyyaml==6.0.3
+requests==2.32.5
+rsa==4.9.1
+scikit-learn==1.8.0
+scipy==1.17.1
+six==1.17.0
+skops==0.13.0
+smmap==5.0.2
+sortedcontainers==2.4.0
+sqlalchemy==2.0.48
+sqlparse==0.5.5
+starlette==0.52.1
+threadpoolctl==3.6.0
+typing-extensions==4.15.0
+typing-inspection==0.4.2
+tzdata==2025.3
+urllib3==2.6.3
+uvicorn==0.41.0
+wcwidth==0.6.0
+werkzeug==3.1.6
+zipp==3.23.0

.riot/requirements/3b16c7f.txt

@@ -0,0 +1,100 @@
+#
+# This file is autogenerated by pip-compile with Python 3.13
+# by the following command:
+#
+#    pip-compile --allow-unsafe --no-annotate .riot/requirements/3b16c7f.in
+#
+alembic==1.18.4
+annotated-doc==0.0.4
+annotated-types==0.7.0
+anyio==4.12.1
+attrs==25.4.0
+blinker==1.9.0
+cachetools==7.0.2
+certifi==2026.2.25
+cffi==2.0.0
+charset-normalizer==3.4.4
+click==8.3.1
+cloudpickle==3.1.2
+contourpy==1.3.3
+coverage[toml]==7.13.4
+cryptography==46.0.5
+cycler==0.12.1
+databricks-sdk==0.96.0
+docker==7.1.0
+fastapi==0.135.1
+flask==3.1.3
+flask-cors==6.0.2
+fonttools==4.61.1
+gitdb==4.0.12
+gitpython==3.1.46
+google-auth==2.48.0
+graphene==3.4.3
+graphql-core==3.2.7
+graphql-relay==3.2.0
+greenlet==3.3.2
+gunicorn==25.1.0
+h11==0.16.0
+huey==2.6.0
+hypothesis==6.45.0
+idna==3.11
+importlib-metadata==8.7.1
+iniconfig==2.3.0
+itsdangerous==2.2.0
+jinja2==3.1.6
+joblib==1.5.3
+kiwisolver==1.4.9
+mako==1.3.10
+markupsafe==3.0.3
+matplotlib==3.10.8
+mlflow[default]==3.10.0
+mlflow-skinny==3.10.0
+mlflow-tracing==3.10.0
+mock==5.2.0
+numpy==2.4.2
+opentelemetry-api==1.39.1
+opentelemetry-proto==1.39.1
+opentelemetry-sdk==1.39.1
+opentelemetry-semantic-conventions==0.60b1
+opentracing==2.4.0
+packaging==26.0
+pandas==2.3.3
+pillow==12.1.1
+pluggy==1.6.0
+prettytable==3.17.0
+protobuf==6.33.5
+pyarrow==23.0.1
+pyasn1==0.6.2
+pyasn1-modules==0.4.2
+pycparser==3.0
+pydantic==2.12.5
+pydantic-core==2.41.5
+pygments==2.19.2
+pyparsing==3.3.2
+pytest==9.0.2
+pytest-cov==7.0.0
+pytest-mock==3.15.1
+python-dateutil==2.9.0.post0
+python-dotenv==1.2.2
+pytz==2026.1.post1
+pyyaml==6.0.3
+requests==2.32.5
+rsa==4.9.1
+scikit-learn==1.8.0
+scipy==1.17.1
+six==1.17.0
+skops==0.13.0
+smmap==5.0.2
+sortedcontainers==2.4.0
+sqlalchemy==2.0.48
+sqlparse==0.5.5
+starlette==0.52.1
+threadpoolctl==3.6.0
+typing-extensions==4.15.0
+typing-inspection==0.4.2
+tzdata==2025.3
+urllib3==2.6.3
+uvicorn==0.41.0
+wcwidth==0.6.0
+werkzeug==3.1.6
+zipp==3.23.0