Merge upstream into main

Dependencies

• [2] 27DROQW2 Merge upstream into main
• [3] TO6Y2G3U more decoupling editor tests from App
• [4] Y4VYNEGF test: autosave after name/move/delete of point
• [5] EQP53UQV autosave slightly less aggressively
• [6] PX7DDEMO autosave slightly less aggressively
• [7] L6XA5EY2 test: moving a point
• [8] KAUD3YIK tests: deleting points/shapes
• [9] 4AXV2HG4 all pending manual tests done!
• [10] 7DYUAOI6 test: undo moving point
• [*] K2X6G75Z start writing some tests for drawings

Change contents

• edit in drawing_tests.lua at line 395
  [4.1155]→[4.1155:1171](∅→∅),[4.1155]→[4.1155:1171](∅→∅)
  − App.update(0)
• edit in drawing_tests.lua at line 421
  [4.1219]→[4.1219:1235](∅→∅),[4.1235]→[2.118:118](∅→∅)
  − App.update(0)

  −
• resurrect zombie in drawing_tests.lua at line 421
  [4.1219]→[3.214:245](∅→∅),[4.1219]→[3.214:245](∅→∅)
  + edit.update(Editor_state, 0)
• resolve order conflict in drawing_tests.lua at line 421
  [4.1219]

  [3.214]
• edit in drawing_tests.lua at line 479
  [4.1286]→[4.1286:1302](∅→∅),[4.1302]→[2.122:122](∅→∅)
  − App.update(0)

  −
• resurrect zombie in drawing_tests.lua at line 479
  [4.1286]→[3.281:312](∅→∅),[4.1286]→[3.281:312](∅→∅)
  + edit.update(Editor_state, 0)
• resolve order conflict in drawing_tests.lua at line 479
  [4.1286]

  [3.281]
• edit in drawing_tests.lua at line 599
  [4.1414]→[4.1414:1430](∅→∅),[4.1430]→[2.124:124](∅→∅)
  − App.update(0)

  −
• resurrect zombie in drawing_tests.lua at line 599
  [4.1414]→[3.380:411](∅→∅),[4.1414]→[3.380:411](∅→∅)
  + edit.update(Editor_state, 0)
• resolve order conflict in drawing_tests.lua at line 599
  [4.1414]

  [3.380]
• edit in drawing_tests.lua at line 638
  [4.1478]→[4.1478:1494](∅→∅),[4.1494]→[2.126:126](∅→∅)
  − App.update(0)

  −
• resurrect zombie in drawing_tests.lua at line 638
  [4.1478]→[3.412:443](∅→∅),[4.1478]→[3.412:443](∅→∅)
  + edit.update(Editor_state, 0)
• resolve order conflict in drawing_tests.lua at line 638
  [4.1478]

  [3.412]