Installer for Linux & MacOS

[BrettMayson]

• Builds & Tests for Intel and ARM Macs (Previously just ARM)
• Adds executables to the release for MacOS
• The files on the GitHub release will now be just the executable, not inside a zip
• curl -sSf https://hemtt.dev/install.sh | bash for Linux and MacOS

[codecov]

Codecov Report

Attention: Patch coverage is 38.46154% with 8 lines in your changes missing coverage. Please review.

Project coverage is 68.1%. Comparing base (f533f07) to head (0eeaf31).
Report is 4 commits behind head on main.

Files with missing lines	Patch %	Lines
bin/src/commands/build.rs	50.0%	2 Missing ⚠️
bin/src/commands/dev.rs	50.0%	2 Missing ⚠️
bin/src/context.rs	0.0%	2 Missing ⚠️
bin/src/commands/book.rs	0.0%	1 Missing ⚠️
libs/workspace/src/reporting/diagnostic/mod.rs	0.0%	1 Missing ⚠️

Additional details and impacted files

Files with missing lines	Coverage Δ
libs/common/src/config/addon/mod.rs	99.1% <100.0%> (-0.1%)	⬇️
bin/src/commands/book.rs	33.3% <0.0%> (ø)
libs/workspace/src/reporting/diagnostic/mod.rs	47.3% <0.0%> (ø)
bin/src/commands/build.rs	91.3% <50.0%> (-1.9%)	⬇️
bin/src/commands/dev.rs	86.9% <50.0%> (-1.2%)	⬇️
bin/src/context.rs	69.4% <0.0%> (ø)

... and 2 files with indirect coverage changes