add cmdline arg and change the XDG_DATA_DIRS

[Y7n05h]

feat: Add cmdline arg which can override asset path
feat: fallback to /usr/local/share:/usr/share when XDG_DATA_DIRS is not set or empty

References:
https://specifications.freedesktop.org/basedir-spec/basedir-spec-latest.html

[ErikBjare]

I wonder why CI isn't running?

[Y7n05h]

I wonder why CI isn't running?

When an outside contributor submits a pull request to a public repository, a maintainer with write access may need to approve any workflow runs.

https://docs.github.com/en/actions/managing-workflow-runs/approving-workflow-runs-from-public-forks

[ErikBjare]

@Y7n05h Thanks for that, usually I get a message like this, but before it didn't appear for some reason:

It's there now though, so problem solved!

[codecov]

Codecov Report

Merging #262 (d382b02) into master (f501a7a) will increase coverage by 0.06%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master     #262      +/-   ##
==========================================
+ Coverage   50.59%   50.65%   +0.06%     
==========================================
  Files          45       45              
  Lines        6151     6252     +101     
==========================================
+ Hits         3112     3167      +55     
- Misses       3039     3085      +46     

Impacted Files	Coverage Δ
aw-server/src/main.rs	0.00% <0.00%> (ø)
aw-server/src/endpoints/bucket.rs	75.92% <0.00%> (-5.96%)	⬇️
aw-server/src/config.rs	46.34% <0.00%> (-2.38%)	⬇️
aw-datastore/src/worker.rs	82.72% <0.00%> (-0.24%)	⬇️
aw-server/src/macros.rs	2.59% <0.00%> (-0.04%)	⬇️
aw-datastore/src/datastore.rs	78.74% <0.00%> (+0.11%)	⬆️
aw-query/src/parser.rs	45.78% <0.00%> (+0.15%)	⬆️
aw-server/src/endpoints/mod.rs	65.71% <0.00%> (+0.32%)	⬆️

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