refactor(server): consensus restore, fail-stop, linear cleanup batch

[numinnex]

No description provided.

[numinnex]

Merge it after #3909

[codecov]

Codecov Report

❌ Patch coverage is 33.12102% with 210 lines in your changes missing coverage. Please review.
✅ Project coverage is 56.94%. Comparing base (3cd0860) to head (379a011).

Files with missing lines	Patch %	Lines
core/server/src/partition_reconciler.rs	0.57%	174 Missing ⚠️
core/simulator/src/lib.rs	42.85%	16 Missing ⚠️
core/server/src/bootstrap.rs	72.41%	7 Missing and 1 partial ⚠️
core/server_common/src/executor.rs	86.11%	5 Missing ⚠️
core/server/src/dispatch.rs	40.00%	3 Missing ⚠️
core/configs/src/server_config/cluster.rs	90.90%	1 Missing ⚠️
core/partitions/src/types.rs	87.50%	1 Missing ⚠️
core/simulator/src/bin/simulator-ui.rs	0.00%	1 Missing ⚠️
core/simulator/src/bin/workload-fuzz.rs	0.00%	1 Missing ⚠️

❌ Your patch check has failed because the patch coverage (33.12%) is below the target coverage (50.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@              Coverage Diff              @@
##             master    #3911       +/-   ##
=============================================
- Coverage     83.76%   56.94%   -26.82%     
  Complexity     1358     1358               
=============================================
  Files          1212     1211        -1     
  Lines        166189   153858    -12331     
  Branches     133663   121479    -12184     
=============================================
- Hits         139210    87621    -51589     
- Misses        23342    62759    +39417     
+ Partials       3637     3478      -159     

Components	Coverage Δ
Rust Core	51.51% <33.12%> (-33.04%)	⬇️
Java SDK	66.67% <ø> (ø)
C# SDK	65.91% <ø> (-10.18%)	⬇️
Python SDK	90.00% <ø> (ø)
PHP SDK	84.48% <ø> (ø)
Node SDK	95.94% <ø> (+0.09%)	⬆️
Go SDK	54.54% <ø> (-13.79%)	⬇️

Files with missing lines	Coverage Δ
core/configs/src/common/server.rs	100.00% <100.00%> (ø)
core/configs/src/server_config/defaults.rs	100.00% <100.00%> (ø)
core/metadata/src/impls/metadata.rs	70.10% <100.00%> (-16.52%)	⬇️
core/partitions/src/iggy_partition.rs	57.73% <100.00%> (-29.58%)	⬇️
core/partitions/src/lib.rs	0.00% <ø> (ø)
core/server/src/main.rs	65.78% <100.00%> (+1.90%)	⬆️
core/server_common/src/buffer.rs	47.16% <100.00%> (-26.42%)	⬇️
core/server_common/src/memory_pool.rs	42.43% <100.00%> (-22.17%)	⬇️
core/shard/src/config.rs	100.00% <ø> (ø)
core/shard/src/lib.rs	75.89% <ø> (-5.33%)	⬇️
... and 10 more

... and 524 files with indirect coverage changes

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