fix: chain exceptions in get_prompt and read_resource handlers #2061

Job	Run time
checks / pre-commit	33s
checks / readme-snippets	10s
checks / test (3.10, locked, ubuntu-latest)	56s
checks / test (3.10, lowest-direct, ubuntu-latest)	58s
checks / test (3.10, lowest-direct, windows-latest)	2m 50s
checks / test (3.11, lowest-direct, windows-latest)	3m 6s
checks / test (3.10, locked, windows-latest)	2m 35s
checks / test (3.11, lowest-direct, ubuntu-latest)	1m 1s
checks / test (3.11, locked, windows-latest)	2m 38s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 19s
checks / test (3.13, lowest-direct, ubuntu-latest)	54s
checks / test (3.12, locked, ubuntu-latest)	55s
checks / test (3.12, locked, windows-latest)	3m 10s
checks / test (3.12, lowest-direct, windows-latest)	3m 47s
checks / test (3.11, locked, ubuntu-latest)	54s
checks / test (3.14, lowest-direct, windows-latest)	2m 38s
checks / test (3.13, lowest-direct, windows-latest)	3m 2s
checks / test (3.13, locked, ubuntu-latest)	49s
checks / test (3.13, locked, windows-latest)	3m 0s
checks / test (3.12, lowest-direct, ubuntu-latest)	1m 1s
checks / test (3.14, locked, windows-latest)	3m 6s
checks / test (3.14, locked, ubuntu-latest)	2m 18s
all-green	2s
	41m 42s

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