feat: Add Telegram, Discord, and Slack messenger support #307

Job	Run time
Lint	40s
Unit Tests	1m 8s
Security Audit	2m 54s
Check (aarch64-unknown-linux-gnu, no-default)	3m 48s
Check (armv7-unknown-linux-gnueabihf, no-default)	4m 6s
Check (aarch64-unknown-linux-gnu, web-tools)	3m 56s
Check (x86_64-unknown-linux-gnu, no-default)	2m 42s
Check (x86_64-unknown-linux-gnu, full)	3m 31s
Check (x86_64-pc-windows-msvc, no-default)	10m 46s
Check (x86_64-pc-windows-msvc, default)	10m 58s
Check (x86_64-apple-darwin, default)	3m 46s
Check (aarch64-apple-darwin, default)	2m 43s
Check (x86_64-unknown-linux-gnu, default)	2m 50s
Integration Tests	-1s
E2E Tests	-1s
Build (${{ matrix.target }})	0s
	53m 46s

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