test(cat-gateway): adds schemathesis for dev

[kukkok3]

Description

This PR introduces a schemathesis target to test the deployed dev environment and does some refactor of the schemathesis targets. In a following PR the two base schemathesis targets will be merged in to one

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Description of Changes

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Breaking Changes

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Please confirm the following checks

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream module

[github-actions]

✅ Test Report | ${\color{lightgreen}Pass: 443/443}$ | ${\color{red}Fail: 0/443}$ |

[github-actions]

✅ Test Report | ${\color{lightgreen}Pass: 452/452}$ | ${\color{red}Fail: 0/452}$ |

[github-actions]

✅ Test Report | ${\color{lightgreen}Pass: 467/467}$ | ${\color{red}Fail: 0/467}$ |

[github-actions]

✅ Test Report | ${\color{lightgreen}Pass: 467/467}$ | ${\color{red}Fail: 0/467}$ |

[github-actions]

✅ Test Report | ${\color{lightgreen}Pass: 464/464}$ | ${\color{red}Fail: 0/464}$ |

[github-actions]

✅ Test Report | ${\color{lightgreen}Pass: 464/464}$ | ${\color{red}Fail: 0/464}$ |

[github-actions]

✅ Test Report | ${\color{lightgreen}Pass: 467/467}$ | ${\color{red}Fail: 0/467}$ |

[github-actions]

❌ Test Report | ${\color{lightgreen}Pass: 466/467}$ | ${\color{red}Fail: 1/467}$ |

[github-actions]

✅ Test Report | ${\color{lightgreen}Pass: 467/467}$ | ${\color{red}Fail: 0/467}$ |