ci: enable integration tests in pull requests

[dbschmigelski]

Description

This PR adds integration testing actions similar to the ones introduced in strands-agents/sdk-python. Repository secrets have already been set and the workflows are passing on a private internal repository. The Environments have also been configured to match the ones in sdk-python. tests_integ/conftest.py was also taken from sdk-python's integration tests.

Several tests needed to be adjusted as they did not reliably pass. In some cases prompt changes were need and in others assertions needed to either be modified or removed entirely.

Several suites are being skipped entirely. After many cycles the existing tests in

• tests_integ/test_http_request.py
• tests_integ/test_memory_tool.py
• tests_integ/test_retrieve.py

Additionally, the default for teardown in the knowledgebasehelper is now false as the integration tests will be run frequently.

As a follow up the integration tests should be made reliable so we can remove the skip annotation.

Note, these tests will NOT run as part of this PR and will only run on subsequent PRs as the action uses pull_request_target. Maintainers should reach out directly for a reference to the successful build.

Type of Change

Other (please describe): CI

Testing

How have you tested the change? Verify that the changes do not break functionality or introduce warnings in consuming repositories: agents-docs, agents-tools, agents-cli

• I ran hatch run prepare

Checklist

• I have read the CONTRIBUTING document
• [n/a] I have added any necessary tests that prove my fix is effective or my feature works
• [n/a] I have updated the documentation accordingly
• [n/a] I have added an appropriate example to the documentation to outline the feature
• My changes generate no new warnings
• Any dependent changes have been merged and published

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