[enhance]: log view support root cluster

[stone1100]

What problem does this PR solve?

Issue Number: #895

Problem Summary:

• view log files

Check List

Tests

• Unit test
• Integration test
• No code

[codecov]

Codecov Report

Merging #898 (179a350) into main (e5f3481) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main     #898   +/-   ##
=======================================
  Coverage   95.89%   95.90%           
=======================================
  Files         408      408           
  Lines       24759    24761    +2     
=======================================
+ Hits        23743    23746    +3     
+ Misses        729      728    -1     
  Partials      287      287           

Impacted Files	Coverage Δ
app/root/api/router.go	100.00% <100.00%> (ø)
pkg/http/http_server.go	82.00% <0.00%> (+2.00%)	⬆️

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