feat: update output attribute handling

[ogabrielluiz]

Adds outputs to getattr which helps access to outputs.
Refactors _build_results to for consistency

[github-actions]

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_{Last Modified at 14 Aug 24 12:20 UTC}

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[github-actions]

Detected 14 changes to dependencies in Poetry lockfile

Updated anthropic (0.33.1 -> 0.34.0)
Updated astra-assistants (2.0.23 -> 2.0.24)
Updated boto3 (1.34.159 -> 1.34.161)
Updated botocore (1.34.159 -> 1.34.161)
Updated elasticsearch (8.14.0 -> 8.15.0)
Updated google-api-python-client (2.140.0 -> 2.141.0)
Updated google-cloud-aiplatform (1.61.0 -> 1.62.0)
Updated importlib-resources (6.4.0 -> 6.4.2)
Updated langchain-anthropic (0.1.22 -> 0.1.23)
Updated litellm (1.43.9 -> 1.43.13)
Updated nltk (3.8.2 -> 3.8.1)
Updated postgrest (0.16.9 -> 0.16.10)
Updated pyright (1.1.375 -> 1.1.376)
Updated setuptools (72.1.0 -> 72.2.0)

(0 added, 0 removed, 14 updated, 464 not changed)