Add popular feed

[koutst]

• Based on feat: Add unified document to feed entries #2145 to utilize unified document for feed sorting.
  • Rebased on master to include the hot_score_v2 -> hot_score changes.
• Add popular view, go from unified document sorted by hot score to feed entries since hot_score is on the unified doc.

[codecov]

Codecov Report

Attention: Patch coverage is 89.28571% with 3 lines in your changes missing coverage. Please review.

Project coverage is 68.47%. Comparing base (1e7c2c2) to head (f6623f5).

Files with missing lines	Patch %	Lines
src/feed/tasks.py	83.33%	2 Missing ⚠️
src/feed/views.py	92.85%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2148      +/-   ##
==========================================
+ Coverage   68.45%   68.47%   +0.02%     
==========================================
  Files         427      427              
  Lines       22859    22878      +19     
==========================================
+ Hits        15648    15666      +18     
- Misses       7211     7212       +1     

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud