fix(portal): fix SC2045-ShellCheck#14

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Houlong66 wants to merge 4 commits intoalibaba:v0.2.2-devfrom

Commits on Jul 6, 2022

chore(doc): user registration
MageekChiu
committed

Commits on Aug 12, 2022

fix some typo in md files (#13)
zhengkai6
authored

Commits on Aug 17, 2022

fix(portal): fix SC2045-ShellCheck "Iterating over ls output is fragile. Use globs."
Houlong66
committed

Commits on Aug 18, 2022

fix(demo): make demo shell scripts compatible with Mac and Linux
Houlong66
committed