feat: transaction caching #629

Job	Run time
Run checks (macos-latest)	1m 2s
Run checks (windows-latest)	2m 6s
Run checks (ubuntu-latest)	27s
Build library (Android) (aarch64-linux-android)	5m 23s
Build library (linux-aarch64, ubuntu-latest, libindy_vdr.so, aarch64-unknown-linux-gnu, true)	3m 12s
Build library (Android) (armv7-linux-androideabi)	5m 10s
Build library (linux-x86_64, ubuntu-latest, libindy_vdr.so, x86_64-unknown-linux-gnu, true)	3m 4s
Run Test Suite	5m 22s
Build library (iOS) (aarch64-apple-ios)	5m 41s
Build library (Android) (i686-linux-android)	5m 7s
Build library (darwin-universal, macos-latest, libindy_vdr.dylib, darwin-universal, beta)	6m 24s
Build library (iOS) (aarch64-apple-ios-sim)	5m 56s
Build library (Android) (x86_64-linux-android)	5m 11s
Build library (windows-x86_64, windows-latest, indy_vdr.dll, x86_64-pc-windows-msvc)	3m 31s
Build library (iOS) (x86_64-apple-ios)	3m 21s
Create library (Android)	21s
Create iOS xcframework	1m 1s
Build and Test JavaScript wrapper	1m 35s
Build and test Python wrapper (linux-aarch64, 3.8)	16s
Build and Test Go wrapper	20s
Build and test Python wrapper (linux-x86_64, 3.8)	27s
Build and test Python wrapper (darwin-universal, 3.8)	33s
Build and test Python wrapper (windows-x86_64, 3.8)	49s
Create iOS and Android release assets	0s
	1h 6m 19s

Provide feedback