Add rust to build packages (#155) #38

Job	Run time
release / Quality Checks / Check the CHARMHUB_TOKEN secret	1s
release / Quality Checks / Static Analysis / Static Analysis of Charm	22s
release / Quality Checks / Linting / Lint	10s
release / Quality Checks / Scenario Tests / Scenario tests	19s
release / Quality Checks / Inclusive naming / check	5s
release / Quality Checks / Static Analysis / Static Analysis of Libs	22s
release / Quality Checks / Unit Tests / Unit tests	17s
release / Quality Checks / Check libraries	37s
release / Quality Checks / Integration Tests / Integration Tests	5m 3s
release / Quality Checks / CodeQL analysis / Analyze (python)	1m 53s
release / Release any bumped charm library	23s
release / Release Charm and Libraries / Build the charms for ARM	1h 4m 9s
release / Release Charm and Libraries / Build the charms	40m 8s
release / Release Charm and Libraries / Release to CharmHub (cos-proxy_ubuntu-20.04-amd64.charm)	46s
release / Release Charm and Libraries / Release to CharmHub (cos-proxy_ubuntu-22.04-amd64.charm)	50s
release / Release Charm and Libraries / Charm List	1s
release / Release Charm and Libraries / Release arm64 to CharmHub (cos-proxy_ubuntu-20.04-arm64.charm)	43s
release / Release Charm and Libraries / Release arm64 to CharmHub (cos-proxy_ubuntu-22.04-arm64.charm)	33s
	1h 56m 42s

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