feat: add direct APNS support

[FrenchGithubUser]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 82.14286% with 20 lines in your changes missing coverage. Please review.
✅ Project coverage is 89.25%. Comparing base (9f62ac8) to head (d7c89b0).
⚠️ Report is 1 commits behind head on main.
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
src/main.rs	0.00%	17 Missing ⚠️
src/apns.rs	84.21%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #187      +/-   ##
==========================================
+ Coverage   87.73%   89.25%   +1.52%     
==========================================
  Files           8        9       +1     
  Lines         318      391      +73     
==========================================
+ Hits          279      349      +70     
- Misses         39       42       +3     

Files with missing lines	Coverage Δ
src/api.rs	96.82% <100.00%> (+0.15%)	⬆️
src/error.rs	76.92% <100.00%> (+26.92%)	⬆️
src/fcm.rs	75.00% <100.00%> (+75.00%)	⬆️
src/models.rs	100.00% <ø> (ø)
src/pusher.rs	97.91% <100.00%> (+0.73%)	⬆️
src/settings.rs	95.00% <100.00%> (+5.00%)	⬆️
src/apns.rs	84.21% <84.21%> (ø)
src/main.rs	0.00% <0.00%> (ø)

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[pierre-1997]

Mostly nitts and details

[pierre-1997]

A few additional stuff

[pierre-1997]

You can probably avoid the .clone() call on dev.notify_via.clone().unwrap_or_default() btw and then match &NotificationMethod::XXX (I think, not sure about this) but that's not that costly anyways so I'm just approving :D Feel free to ping me if you change it and need a reapproval !