refactor: plugin path in annotations when plugin installation

[guqing]

What type of PR is this?

/kind improvement
/area core
/area plugin
/milestone 2.7.x

What this PR does / why we need it:

修复生产模式下插件安装时的位置信息为绝对路径会影响迁移的问题

how to test it?

1. 生产模式下安装插件看 annotation 中 plugin.halo.run/plugin-path 的值是否为相对于 pluginsRoot 的相对路径
2. 在生产模式下在 main 分支启动后安装的插件切换到此 PR 后 plugin.halo.run/plugin-path 是否变为相对路径

Which issue(s) this PR fixes:

Fixes #4178

Does this PR introduce a user-facing change?

修复生产模式下插件安装时的位置信息为绝对路径会影响迁移的问题

[codecov]

Codecov Report

Merging #4179 (6fbc615) into main (e6f3175) will decrease coverage by 0.01%.
The diff coverage is 75.00%.

@@             Coverage Diff              @@
##               main    #4179      +/-   ##
============================================
- Coverage     60.14%   60.13%   -0.01%     
  Complexity     2413     2413              
============================================
  Files           366      366              
  Lines         12587    12586       -1     
  Branches        906      906              
============================================
- Hits           7570     7569       -1     
  Misses         4578     4578              
  Partials        439      439              

Impacted Files	Coverage Δ
...pp/core/extension/reconciler/PluginReconciler.java	53.04% <75.00%> (-0.11%)	⬇️

[ruibaby]

/lgtm

[guqing]

/milestone 2.8.x
/cherry-pick release-2.7.0

[halo-dev-bot]

@guqing: once the present PR merges, I will cherry-pick it on top of release-2.7.0 in a new PR and assign it to you.

In response to this:

/milestone 2.8.x
/cherry-pick release-2.7.0

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[JohnNiang]

It works very well.

curl 'http://localhost:8090/apis/api.console.halo.run/v1alpha1/plugins?keyword=&page=1&size=20' \
  -s | jq '.items[].metadata.annotations["plugin.halo.run/plugin-path"]'
"PluginStackEdit-1.0.0.jar"
"PluginBytemd-1.2.0.jar"
"app-store-1.0.0-SNAPSHOT.jar"
"PluginSearchWidget-1.0.0.jar"
"PluginSitemap-1.0.2.jar"
"PluginCommentWidget-1.5.0.jar"
"PluginFeed-1.1.1.jar

/approve

[f2c-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: JohnNiang

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[JohnNiang]

/lgtm

Please note that the current PR may not be cherrypicked to release-2.7.

[halo-dev-bot]

@guqing: cannot checkout release-2.7.0: error checking out release-2.7.0: exit status 1. output: error: pathspec 'release-2.7.0' did not match any file(s) known to git

In response to this:

/milestone 2.8.x
/cherry-pick release-2.7.0

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.