feat: add on this day from wiki

[ellenc345]

you can see it in the last card in profile page :)

[codecov-io]

Codecov Report

Merging #121 (52f75f4) into develop (b5f0545) will decrease coverage by 0.26%.
The diff coverage is 93.33%.

@@             Coverage Diff             @@
##           develop     #121      +/-   ##
===========================================
- Coverage    99.38%   99.11%   -0.27%     
===========================================
  Files           37       35       -2     
  Lines         1456     1362      -94     
===========================================
- Hits          1447     1350      -97     
- Misses           9       12       +3     

Impacted Files	Coverage Δ
app/internal/on_this_day_events.py	90.00% <90.00%> (ø)
app/database/models.py	96.11% <100.00%> (-0.11%)	⬇️
app/routers/profile.py	100.00% <100.00%> (ø)
app/main.py	96.55% <0.00%> (ø)
app/routers/dayview.py	100.00% <0.00%> (ø)
app/routers/calendar_grid.py
app/routers/calendar.py
app/internal/daily_quotes.py
app/internal/zodiac.py
... and 4 more

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[yammesicka]

Good job! Please see my insights about the possible performance issues and the type annotations.

Also, please send the PR to :develop and not to :main.

[ellenc345]

@yammesicka You totaly right, i changed the base branch to develop and added db cashing. pls review again :)

[yammesicka]

Awesome job on this one! Please add tests to insert_on_this_day_data and get_on_this_day_events

[ellenc345]

passed the tests!

[yammesicka]

Great job! Just another little push