feat: cache HTTP GET requests #17376

Job	Run time
cargo deny	35s
Build C library (ubuntu-latest)	2m 30s
Check if node constants are up to date	5s
Build C library (macos-latest)	3m 20s
Rust doc comments	14s
Check provider database	3s
Build deltachat-rpc-server (ubuntu-latest)	2m 3s
Rust tests (ubuntu-latest, 1.83.0)	3m 21s
Build deltachat-rpc-server (macos-latest)	2m 17s
Lint Rust	2m 39s
Rust tests (windows-latest, 1.83.0)	9m 58s
Python lint	12s
Build deltachat-rpc-server (windows-latest)	7m 13s
Rust tests (macos-latest, 1.83.0)	3m 47s
Rust tests (ubuntu-latest, 1.77.0)	3m 22s
CFFI Python tests (ubuntu-latest, 3.13)	6m 32s
CFFI Python tests (macos-latest, 3.13)	4m 33s
CFFI Python tests (ubuntu-latest, pypy3.10)	5m 37s
CFFI Python tests (macos-latest, pypy3.10)	5m 21s
CFFI Python tests (ubuntu-latest, 3.7)	4m 36s
JSON-RPC Python tests (ubuntu-latest, 3.13)	1m 54s
JSON-RPC Python tests (macos-latest, 3.13)	1m 59s
JSON-RPC Python tests (windows-latest, 3.13)	3m 15s
JSON-RPC Python tests (ubuntu-latest, pypy3.10)	1m 57s
JSON-RPC Python tests (macos-latest, pypy3.10)	2m 13s
JSON-RPC Python tests (ubuntu-latest, 3.7)	1m 53s
	1h 21m 29s

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