wuzilong/shanxia2.0: shanxia2.0 @ ded6aeaa85a8fd6ab3d51bb63a76f0e129e8cde3

wuzilong 3e6ae41e4b docs: add implementation plan for plan product+package qty key.		пре 2 месеци
..
brainstorm	9a1e43e371 docs: 入库/出库单现场链接与信息完善设计说明	пре 3 месеци
demos	53a1bea890 docs: add vehicle cert batch ZIP download design and demo.	пре 2 месеци
plans	3e6ae41e4b docs: add implementation plan for plan product+package qty key.	пре 2 месеци
specs	ff42d7fe77 docs: add design for plan contract qty keyed by product and package spec.	пре 2 месеци