fix: crash when using online mode with uninitialized jieba (#2663)

Gang Zhuo

2025-09-20 6244b743a70f8ac152e6b8f517669671322da0a8

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isa    1
dalawa    2
tatlo    3
apat    4
lima    5
anim    6
pito    7
walo    8
siyam    9