No.34 Demo Progress

Progress	Book	F1	F2	F3	F4	F5	F6
📗 Book A	A_Chapter_01 A_Chapter_02 A_Chapter_03 A_Chapter_04	NaN			%	%	%
📘 Book B	B_Chapter_07 B_Chapter_05 B_Chapter_03 B_Chapter_01 B_Chapter_06 B_Chapter_04 B_Chapter_02	NaN			%	%	%