feat(rule): support temp rule

[ngjaying]

1. Can be listed in get all rules
2. Can get status
3. Return error for get rule, because the rule is not saved
4. No version support

[codecov]

Codecov Report

❌ Patch coverage is 71.05263% with 22 lines in your changes missing coverage. Please review.
✅ Project coverage is 71.04%. Comparing base (9f93e61) to head (2d17c19).
⚠️ Report is 7 commits behind head on master.

Files with missing lines	Patch %	Lines
internal/processor/rule.go	50.00%	10 Missing and 4 partials ⚠️
internal/server/rule_init.go	20.00%	8 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3818      +/-   ##
==========================================
- Coverage   71.05%   71.04%   -0.01%     
==========================================
  Files         439      439              
  Lines       50634    50671      +37     
==========================================
+ Hits        35976    35999      +23     
- Misses      11825    11843      +18     
+ Partials     2833     2829       -4     

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