feat: persist values daily progress with sqlite

TODO.md

@@ -1,11 +1,13 @@
 
 - [x] model window state with intention and simple overlay, window modes
 
-- [ ] create 2d grid
-- [ ] toggle win / loss and persist values
+- [x] create 2d grid
+- [x] usability: show week of the year / day of week, tooltips
+- [x] toggle win / loss and persist values
+
+- [x] persist results in sqlite3
 
 - [ ] reminder animation
 
 - [ ] install via homebrew
-- [ ] create windows download
-- [ ] launch on hackernews "for developers with adhd"...create an html page as well on flowylabs site
+- [ ] launch on hackernews "for developers with adhd"