Create 0.5.0 release

[Shadow53]

Resolves #116 (except for making a tag)

Contains a few minor changes, the biggest of which is using git-cliff to generate a changelog.

[netlify]

✅ Deploy Preview for hoard-docs ready!

Name	Link
🔨 Latest commit	8a0e3bc
🔍 Latest deploy log	https://app.netlify.com/sites/hoard-docs/deploys/6280521cf8398d00088f9e3f
😎 Deploy Preview	https://deploy-preview-134--hoard-docs.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site settings.

[Shadow53]

• Use cargo deadlinks to make sure all doc links work fine

[codecov]

Codecov Report

Merging #134 (8a0e3bc) into main (8baf26d) will decrease coverage by 0.08%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main     #134      +/-   ##
==========================================
- Coverage   90.73%   90.65%   -0.09%     
==========================================
  Files          71       71              
  Lines        5691     5691              
==========================================
- Hits         5164     5159       -5     
- Misses        527      532       +5     

Impacted Files	Coverage Δ
src/checkers/history/operation/mod.rs	88.66% <ø> (ø)
src/checkers/history/operation/v1.rs	100.00% <ø> (ø)
src/checkers/history/operation/v2.rs	94.75% <ø> (ø)
src/checkers/mod.rs	100.00% <ø> (ø)
src/checksum/mod.rs	100.00% <ø> (ø)
src/config/builder/hoard.rs	100.00% <ø> (ø)
src/env_vars.rs	73.91% <ø> (ø)
src/hoard/iter/all_files.rs	88.61% <ø> (ø)
src/hoard/mod.rs	93.33% <ø> (ø)
src/hoard/pile_config.rs	95.78% <ø> (ø)
... and 8 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 8baf26d...8a0e3bc. Read the comment docs.