* chain nested conditions
* add missing license
* add dependency check to remove unnecessary when expression
* minor improvement to check for the exact condition rather than just the condition task
* add cel custom task poc
* apply suggestions with minor fixes
* add initial version of plugable cel template
* fix lint
* update staging code for converting containerOp to custom task
* update staging code for converting containerOp to custom task
* remove duplicate cel conditions
* update flip-coin example to use custom task
* update flip-coin example to use custom task
* remove dsl dependencies;
* add POC comments
* fix lint
* fix self-defined CEL custom task mapping
* move custom task condition example to a separate folder
* fix tests
* make the new custom task spec and CEL condition feature as opt-in
* update instructions and generalize custom task images
* only let custom task result comparasion to skip the condition container to provide backward compatibility
* only let custom task result comparasion to skip the condition container to provide backward compatibility
* update example
* update tests
* fix comment