Fix frozen frames (hand out-of-frame → NaN) for episode 35

Fix frozen frames (hand out-of-frame → NaN) for episode 33

Fix frozen frames (hand out-of-frame → NaN) for episode 31

Fix frozen frames (hand out-of-frame → NaN) for episode 30

Fix frozen frames (hand out-of-frame → NaN) for episode 29

Fix frozen frames (hand out-of-frame → NaN) for episode 25

Fix frozen frames (hand out-of-frame → NaN) for episode 23

Fix frozen frames (hand out-of-frame → NaN) for episode 17

Fix frozen frames (hand out-of-frame → NaN) for episode 27

Fix frozen frames (hand out-of-frame → NaN) for episode 28

Fix frozen frames (hand out-of-frame → NaN) for episode 26

Fix frozen frames (hand out-of-frame → NaN) for episode 24

Fix frozen frames (hand out-of-frame → NaN) for episode 19

Fix frozen frames (hand out-of-frame → NaN) for episode 18

Fix frozen frames (hand out-of-frame → NaN) for episode 16

Fix frozen frames (hand out-of-frame → NaN) for episode 14

Fix frozen frames (hand out-of-frame → NaN) for episode 15

Fix frozen frames (hand out-of-frame → NaN) for episode 13

Fix frozen frames (hand out-of-frame → NaN) for episode 2

Fix frozen frames (hand out-of-frame → NaN) for episode 11

Fix frozen frames (hand out-of-frame → NaN) for episode 10

Fix frozen frames (hand out-of-frame → NaN) for episode 12

Fix frozen frames (hand out-of-frame → NaN) for episode 0

Fix frozen frames (hand out-of-frame → NaN) for episode 8

Fix frozen frames (hand out-of-frame → NaN) for episode 3

Fix frozen frames (hand out-of-frame → NaN) for episode 5

Fix frozen frames (hand out-of-frame → NaN) for episode 6

Fix frozen frames (hand out-of-frame → NaN) for episode 1

Fix frozen frames (hand out-of-frame → NaN) for episode 4

Revert rotation for episode 89 (was already correct)

Fix rotation for episode 89 (180 degrees)

Fix rotation for episode 80 (180 degrees - vflip,hflip)

Fix rotation for episode 89 (180)

Fix rotation for episode 89 (180)

Fix rotation for episode 80 (180)

Fix rotation for episode 80 (180)

Fix rotation for episode 38 (90ccw)

Fix rotation for episode 38 (90ccw)

Add visualizer tips and hand landmark reference

Add hand landmark reference image

Remove capture setup section

Remove limitations section, update contact with email

Add motion semantics annotations (v1, frames-based)

Update README with motion annotations docs, usage examples, and known limitations

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