feat: perceptual insight

[arranzeyuwang]

• [x] perceptual functions
• [x] demo
• [x] test

[neoddish]

求 demo

[neoddish]

10W 行代码太吓人了。。。 那些数据集不要放在文件里了，存到外面引用进来。

[afc163]

eslint / ci / 测试覆盖率都要开起来，现在空跑有点慌。

[lgtm-com[bot]]

This pull request introduces 9 alerts when merging 854e23cbe0c376301731dfdf3769b6a8652ada18 into 327b060e515e1ebf8578fa4fa9242add4afabcb9 - view on LGTM.com

new alerts:

• 9 for Useless assignment to local variable

[lgtm-com[bot]]

This pull request introduces 10 alerts when merging 74e134a736f0838ff29ddcd0eb6f69e3a438a758 into 327b060e515e1ebf8578fa4fa9242add4afabcb9 - view on LGTM.com

new alerts:

• 9 for Useless assignment to local variable
• 1 for Superfluous trailing arguments

[lgtm-com[bot]]

This pull request introduces 9 alerts when merging f8e0b8718674c75545dbb433dab3197bcbf051c0 into 327b060e515e1ebf8578fa4fa9242add4afabcb9 - view on LGTM.com

new alerts:

• 9 for Useless assignment to local variable

[lgtm-com[bot]]

This pull request introduces 8 alerts when merging 58f0f1f4ed26ffcdcb18936e0fdd367b31f1b4fd into 327b060e515e1ebf8578fa4fa9242add4afabcb9 - view on LGTM.com

new alerts:

• 8 for Useless assignment to local variable

[lgtm-com[bot]]

This pull request introduces 8 alerts when merging aa033fddb44622872cc6636826a31b7a9b33c09f into 327b060e515e1ebf8578fa4fa9242add4afabcb9 - view on LGTM.com

new alerts:

• 8 for Useless assignment to local variable

[lgtm-com[bot]]

This pull request introduces 8 alerts when merging 8e024f00afa24d628695718ad92b6837946bfaca into 327b060e515e1ebf8578fa4fa9242add4afabcb9 - view on LGTM.com

new alerts:

• 8 for Useless assignment to local variable

[lgtm-com[bot]]

This pull request introduces 8 alerts when merging 7cf68c134539e230149aae8934df47f33487a461 into 327b060e515e1ebf8578fa4fa9242add4afabcb9 - view on LGTM.com

new alerts:

• 8 for Useless assignment to local variable