Make planpreview's builder shows detailed results

[nghialv]

What this PR does / why we need it:

• Use the planner package to decide which strategy should be used
• Use terraform plan as plan details for Terraform application
• Use diff between head and running commits as plan details for Kubernetes application
• Refine the output of pipectl plan-preview to make it more readable

Which issue(s) this PR fixes:

Fixes #2167

Does this PR introduce a user-facing change?:

NONE

[pipecd-bot]

Some issues were detected while linting go source files in your changes.

[nghialv]

Passing only needed data to make it can be reused by planpreview package where there is no deployment data.

[pipecd-bot]

The following ISSUES will be created once got merged. If you want me to skip creating the issue, you can use /todo skip command.

Details

---

1. Calculating planpreview's diff for other application kinds.

https://github.com/pipe-cd/pipe/blob/2fb84447f0019c3c07399d4a07b4b37f1693bfcb/pkg/app/piped/planpreview/builder.go#L184-L187

This was created by todo plugin since "TODO:" was found in 2fb8444 when #2176 was merged. cc: @nghialv.

[pipecd-bot]

Code coverage for golang is 32.39%. This pull request decreases coverage by -0.04%.

File	Function	Base	Head	Diff
pkg/app/piped/cloudprovider/kubernetes/diff.go	DiffListResult.NoChange	--	0.00%	+0.00%
pkg/app/piped/cloudprovider/kubernetes/diff.go	Diff	--	100.00%	+100.00%
pkg/app/piped/cloudprovider/kubernetes/diff.go	DiffList	--	0.00%	+0.00%
pkg/app/piped/cloudprovider/kubernetes/diff.go	DiffListResult.DiffString	--	0.00%	+0.00%
pkg/app/piped/cloudprovider/kubernetes/diff.go	groupManifests	--	92.00%	+92.00%
pkg/app/piped/planpreview/builder.go	builder.findTriggerApps	--	0.00%	+0.00%
pkg/app/piped/planpreview/builder.go	builder.getMostRecentlySuccessfulDeployment	--	0.00%	+0.00%
pkg/app/piped/planpreview/kubernetesdiff.go	builder.kubernetesDiff	--	0.00%	+0.00%
pkg/app/piped/planpreview/kubernetesdiff.go	loadKubernetesManifests	--	0.00%	+0.00%
pkg/app/piped/planpreview/terraformdiff.go	builder.terraformDiff	--	0.00%	+0.00%
pkg/app/pipectl/cmd/planpreview/planpreview.go	ReadableResult.String	100.00%	96.67%	-3.33%
pkg/app/piped/planpreview/builder.go	builder.Build	0.00%	0.00%	+0.00%
pkg/app/piped/planpreview/builder.go	builder.plan	0.00%	0.00%	+0.00%
pkg/app/piped/planpreview/handler.go	NewHandler	85.71%	87.50%	+1.79%
pkg/app/piped/cloudprovider/kubernetes/manifest.go	Diff	100.00%	--	-100.00%
pkg/app/piped/driftdetector/kubernetes/detector.go	NewDetector	0.00%	--	+-0.00%
pkg/app/piped/driftdetector/kubernetes/detector.go	detector.Run	0.00%	--	+-0.00%
pkg/app/piped/driftdetector/kubernetes/detector.go	detector.check	0.00%	--	+-0.00%
pkg/app/piped/driftdetector/kubernetes/detector.go	detector.checkApplication	0.00%	--	+-0.00%
pkg/app/piped/driftdetector/kubernetes/detector.go	detector.loadHeadManifests	0.00%	--	+-0.00%
pkg/app/piped/driftdetector/kubernetes/detector.go	detector.listGroupedApplication	0.00%	--	+-0.00%
pkg/app/piped/driftdetector/kubernetes/detector.go	detector.loadDeploymentConfiguration	0.00%	--	+-0.00%
pkg/app/piped/driftdetector/kubernetes/detector.go	detector.ProviderName	0.00%	--	+-0.00%
pkg/app/piped/driftdetector/kubernetes/detector.go	groupManifests	92.00%	--	-92.00%
pkg/app/piped/driftdetector/kubernetes/detector.go	makeSyncedState	0.00%	--	+-0.00%
pkg/app/piped/driftdetector/kubernetes/detector.go	makeOutOfSyncState	0.00%	--	+-0.00%
pkg/app/piped/driftdetector/kubernetes/detector.go	filterIgnoringManifests	0.00%	--	+-0.00%

[nakabonne]

There you go
/lgtm

[khanhtc1202]

Way to go 🚀
/approve

[pipecd-bot]

This pull request is APPROVED by khanhtc1202.

Approvers can cancel the approval by writing /approve cancel in a comment. Any additional commits also will change this pull request to be not-approved.