feat(build): simplify new build via config file (ignore CLI args)

[liruohrh]

use ./answer build -c answer.build.yaml .

# use buildDir or buildAbsDir
buildDir: "../answer-builds/build"
#buildAbsDir: ""
# default new_answer
outputPath: "new_answer"
# default the github repository
answerModule: "./"
plugins:
  - "github.com/apache/answer-plugins/connector-basic@latest"
  - "github.com/apache/answer-plugins/reviewer-basic@latest"
  - "github.com/apache/answer-plugins/captcha-basic@latest"
  - "github.com/apache/answer-plugins/quick-links@latest"
# if you want to reserve product, default is delete it
reserveBuild: true

but not

ANSWER_MODUL=xxx   ./answer build  -b ../answer-builds/build  -o new_answer \
-w github.com/apache/answer-plugins/connector-basic@latest \
-w github.com/apache/answer-plugins/reviewer-basic@latest \
-w github.com/apache/answer-plugins/captcha-basic@latest \
-w github.com/apache/answer-plugins/quick-links@latest

add new option

buildAbsDir: use abs path

reserveBuild: reserve the temp build dir