[PR-506]: Addition of Base Class for Visual Detector Models

[srikanthbachala20]

Why

• To support users uploading visual detector models to platform

How

• Added a base class for visual detection model for pre & post processing stuff

Tests

Notes

• https://clarifai.atlassian.net/browse/PR-565

[github-actions]

Package	Line Rate	Health
clarifai	43%	❌
clarifai.cli	59%	➖
clarifai.client	72%	➖
clarifai.client.auth	74%	➖
clarifai.constants	100%	✔
clarifai.datasets	100%	✔
clarifai.datasets.export	80%	✔
clarifai.datasets.upload	75%	➖
clarifai.datasets.upload.loaders	37%	❌
clarifai.models	100%	✔
clarifai.modules	0%	❌
clarifai.rag	72%	➖
clarifai.runners	10%	❌
clarifai.runners.models	65%	➖
clarifai.runners.utils	61%	➖
clarifai.schema	100%	✔
clarifai.urls	80%	✔
clarifai.utils	76%	➖
clarifai.utils.evaluation	67%	➖
clarifai.workflows	94%	✔
Summary	68% (5800 / 8555)	➖

Minimum allowed line rate is 50%