Fixes for telegram auth

[akellbl4]

• fix type for an error in fetcher
• use is-object func for checks
• better error handling for auth requests

[codecov]

Codecov Report

Merging #1269 (3ec52f6) into master (74b47d3) will increase coverage by 0.00%.
The diff coverage is 69.69%.

@@           Coverage Diff           @@
##           master    #1269   +/-   ##
=======================================
  Coverage   48.45%   48.46%           
=======================================
  Files         135      136    +1     
  Lines        3042     3060   +18     
  Branches      680      686    +6     
=======================================
+ Hits         1474     1483    +9     
- Misses       1558     1566    +8     
- Partials       10       11    +1     

Impacted Files	Coverage Δ
frontend/app/components/auth/auth.messsages.ts	100.00% <ø> (ø)
frontend/app/components/auth/auth.tsx	80.57% <60.00%> (-2.76%)	⬇️
frontend/app/components/auth/auth.hooks.ts	92.40% <69.23%> (-4.78%)	⬇️
frontend/app/common/fetcher.ts	94.82% <100.00%> (ø)
frontend/app/common/local-storage.ts	78.04% <100.00%> (+0.54%)	⬆️
frontend/app/utils/is-object.ts	100.00% <100.00%> (ø)

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[github-actions]

size-limit report 📦

Path	Size
public/embed.mjs	1.89 KB (0%)
public/remark.mjs	67.28 KB (+0.09% 🔺)
public/remark.css	9.21 KB (+0.08% 🔺)
public/last-comments.mjs	30.16 KB (+0.02% 🔺)
public/last-comments.css	4.7 KB (0%)
public/deleteme.mjs	9.79 KB (0%)
public/counter.mjs	601 B (0%)