change karp backend version

[kod-kristoff]

• refactor: rewrite in fastapi and htmx
• refactor: move templates and static files
• refactor: move metadata to metadata.py
• refactor: rewrite pages with htmx
• fix: improve error handling
• fix: some fixes

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 85.33333% with 33 lines in your changes missing coverage. Please review.

Project coverage is 85.3%. Comparing base (2c9a6e5) to head (40b5336).
Report is 18 commits behind head on master.

Files with missing lines	Patch %	Lines
fsvreader/server.py	74.4%	12 Missing ⚠️
fsvreader/routes/lookup.py	89.5%	9 Missing ⚠️
fsvreader/errors.py	54.5%	5 Missing ⚠️
fsvreader/main.py	0.0%	3 Missing ⚠️
fsvreader/routes/reader.py	85.7%	2 Missing ⚠️
fsvreader/routes/dirs.py	93.3%	1 Missing ⚠️
fsvreader/templating.py	93.7%	1 Missing ⚠️

Additional details and impacted files

Files with missing lines	Coverage Δ
fsvreader/config.py	100.0% <100.0%> (ø)
fsvreader/deps.py	100.0% <100.0%> (ø)
fsvreader/metadata.py	100.0% <100.0%> (ø)
fsvreader/routes/__init__.py	100.0% <100.0%> (ø)
fsvreader/routes/statics.py	100.0% <100.0%> (ø)
fsvreader/routes/dirs.py	93.3% <93.3%> (ø)
fsvreader/templating.py	93.7% <93.7%> (ø)
fsvreader/routes/reader.py	85.7% <85.7%> (ø)
fsvreader/main.py	0.0% <0.0%> (ø)
fsvreader/errors.py	54.5% <54.5%> (ø)
... and 2 more