Add support for push documents to Meilisearch

[waybackarchiver]

Close #172

[codecov]

Codecov Report

Merging #174 (571e36c) into main (cf2453f) will increase coverage by 0.43%.
The diff coverage is 58.58%.

@@            Coverage Diff             @@
##             main     #174      +/-   ##
==========================================
+ Coverage   44.31%   44.74%   +0.43%     
==========================================
  Files          39       40       +1     
  Lines        4739     4921     +182     
==========================================
+ Hits         2100     2202     +102     
- Misses       2396     2450      +54     
- Partials      243      269      +26     

Impacted Files	Coverage Δ
service/service.go	53.57% <0.00%> (-0.60%)	⬇️
service/indexing.go	51.55% <51.55%> (ø)
config/options.go	82.56% <100.00%> (+0.65%)	⬆️
config/parser.go	87.33% <100.00%> (+0.34%)	⬆️

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[waybackarchiver]

Build snap failed, which refers to snapcore/action-publish#27