feat: executable version of AB

[will7200]

Adds executable version of AB and adds a github workflow that publishes a Windows and Mac installers of tagged releases.
Currently not signed, as that will take some time to get established with certificate provider and get all that setup.

Checklist

• Keep pull requests small so they can be easily reviewed.
• Update the documentation, please follow the numpy style guide.
• Update tests.
• Categorize the PR by setting a good title and adding one of the labels:
  bug, feature, ui, change, documentation, breaking, ci
  as they show up in the changelog.
• Link this PR to related issues by using closing keywords.
• Add a milestone to the PR for the intended release.
• Request a review from another developer.

[coveralls]

Pull Request Test Coverage Report for Build 10343434509

Details

• 32 of 79 (40.51%) changed or added relevant lines in 10 files are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage decreased (-0.05%) to 55.453%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
activity_browser/application.py	4	5	80.0%
activity_browser/ui/web/webutils.py	2	3	66.67%
activity_browser/utils.py	5	6	83.33%
activity_browser/init.py	1	3	33.33%
activity_browser/logger.py	11	53	20.75%

Files with Coverage Reduction	New Missed Lines	%
activity_browser/logger.py	1	34.08%

Totals
Change from base Build 10297300894:	-0.05%
Covered Lines:	8028
Relevant Lines:	14477

---

💛 - Coveralls