Add bashrc and set default shell to bash in devcontainer #94

Job	Run time
Build (ubuntu-20.04)	26s
Build (ubuntu-20.04)	26s
Build (ubuntu-22.04)	28s
Build (ubuntu-22.04)	28s
Build (ubuntu-24.04)	1m 18s
Build (ubuntu-24.04)	1m 18s
Clang tidy	2m 34s
Clang tidy	2m 34s
Test (ubuntu-20.04)	1m 1s
Test (ubuntu-20.04)	1m 1s
Test (ubuntu-22.04)	49s
Test (ubuntu-22.04)	49s
Test (ubuntu-24.04)	53s
Test (ubuntu-24.04)	53s
Valgrind memcheck	15m 46s
Valgrind memcheck	15m 46s
Sanitize undefined behavior	14m 1s
Sanitize undefined behavior	3m 9s
Sanitize addressability and leaks	3m 13s
Sanitize addressability and leaks	3m 13s
Sanitize data races and deadlocks	2m 54s
Sanitize data races and deadlocks	2m 54s
	1h 15m 54s

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