feat: Enhance backend with context management, error handling, and refactored code #8780

Job	Run time
Should Run CI	1s
Filter Paths	8s
Test Docs Build	0s
Run Backend Tests / Test CLI - Python 3.10	11s
Lint Backend / Run Mypy (3.12)	33s
Run Backend Tests / Unit Tests - Python 3.10 - Group 1	2m 9s
Run Backend Tests / Integration Tests - Python 3.10	1m 20s
Lint Backend / Run Mypy (3.11)	34s
Run Backend Tests / Unit Tests - Python 3.10 - Group 2	2m 3s
Lint Backend / Run Mypy (3.10)	41s
Run Backend Tests / Unit Tests - Python 3.10 - Group 3	2m 6s
Run Frontend Tests / Playwright Tests - Group 1	6m 37s
Run Backend Tests / Unit Tests - Python 3.10 - Group 4	2m 6s
Run Frontend Tests / Playwright Tests - Group 2	8m 0s
Run Backend Tests / Unit Tests - Python 3.10 - Group 5	2m 9s
Run Frontend Tests / Playwright Tests - Group 3	10m 33s
Run Frontend Tests / Playwright Tests - Group 4	6m 1s
Run Frontend Tests / Playwright Tests - Group 5	6m 16s
Run Frontend Tests / Playwright Tests - Group 6	8m 3s
Run Frontend Tests / Playwright Tests - Group 7	7m 10s
Run Frontend Tests / Playwright Tests - Group 8	6m 35s
Run Frontend Tests / Playwright Tests - Group 9	8m 43s
Run Frontend Tests / Playwright Tests - Group 10	8m 0s
Run Frontend Tests / merge-reports	7s
CI Success	1s
	1h 30m 7s

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