Revert "feat: Remove DumpFile operations"

[imeoer]

This reverts commit 29243e3.

For the design of non-persistent configuration, we need to consider more factors
and cannot simply place the configuration files in the local metadata database.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 67 lines in your changes missing coverage. Please review.

Project coverage is 21.39%. Comparing base (fcfc371) to head (9ec5a73).
Report is 8 commits behind head on main.

Files with missing lines	Patch %	Lines
pkg/filesystem/fs.go	0.00%	22 Missing ⚠️
config/daemonconfig/daemonconfig.go	0.00%	15 Missing ⚠️
pkg/daemon/daemon.go	0.00%	10 Missing ⚠️
pkg/manager/manager.go	0.00%	6 Missing ⚠️
config/daemonconfig/fscache.go	0.00%	5 Missing ⚠️
config/daemonconfig/fuse.go	0.00%	5 Missing ⚠️
pkg/manager/daemon_adaptor.go	0.00%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #625      +/-   ##
==========================================
+ Coverage   21.29%   21.39%   +0.09%     
==========================================
  Files         122      122              
  Lines       13678    13617      -61     
==========================================
  Hits         2913     2913              
+ Misses      10443    10383      -60     
+ Partials      322      321       -1     

Files with missing lines	Coverage Δ
pkg/store/daemonstore.go	0.00% <ø> (ø)
pkg/store/database.go	44.16% <ø> (+7.14%)	⬆️
pkg/manager/daemon_adaptor.go	0.00% <0.00%> (ø)
config/daemonconfig/fscache.go	0.00% <0.00%> (ø)
config/daemonconfig/fuse.go	0.00% <0.00%> (ø)
pkg/manager/manager.go	0.00% <0.00%> (ø)
pkg/daemon/daemon.go	0.00% <0.00%> (ø)
config/daemonconfig/daemonconfig.go	37.77% <0.00%> (-2.70%)	⬇️
pkg/filesystem/fs.go	0.00% <0.00%> (ø)

... and 1 file with indirect coverage changes

[Desiki-high]

LGTM