✨ Volumes keep track of their data's state

[GitHK]

What do these changes do?

• ✨ Brings back changes from ♻️ Volumes keep track if the data requires saving 🚨 #3974 which was reverted.
• ♻️ Using immutable files to keep track of the state of volumes and ensure files don't get changed unexpectedly.

Related issue/s

• requires ✨Propagate capabilities to correct processes #4225

How to test

DevOps Checklist

[codecov]

Codecov Report

Merging #4228 (b8c6d93) into master (d9fd2da) will decrease coverage by 7.9%.
The diff coverage is 100.0%.

@@            Coverage Diff            @@
##           master   #4228      +/-   ##
=========================================
- Coverage    85.4%   77.5%    -7.9%     
=========================================
  Files         940     108     -832     
  Lines       41064    3015   -38049     
  Branches      953       0     -953     
=========================================
- Hits        35081    2339   -32742     
+ Misses       5766     676    -5090     
+ Partials      217       0     -217     

Flag	Coverage Δ
integrationtests	?
unittests	77.5% <100.0%> (-5.1%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...s/agent/src/simcore_service_agent/core/settings.py	94.2% <100.0%> (+0.1%)	⬆️

... and 836 files with indirect coverage changes

[GitHK]

This will definitely now work.
When the user service starts and runs chown, files which are immutable are not ignored and fails to boot. See below output from Jupyter-math.

Folder mounted owned by user 8004:134-''...
Creating new group myjovyan
Adding group `myjovyan' (GID 134) ...
Done.
adding jovyan to group myjovyan...
Chainging owner ship of state directory /home/jovyan/work/workspace
chown: changing ownership of '/home/jovyan/work/workspace/.agent': Operation not permitted
chown: changing ownership of '/home/jovyan/work/workspace/.hidden_do_not_remove': Operation not permitted

A different solution is required

[codeclimate]

Code Climate has analyzed commit c32b134 and detected 0 issues on this pull request.

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[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.1% Duplication