[installer] Switch default log level to info

[aledbf]

Description

• Default log level should be info
• Add helper to serialize JSON and unify output format

How to test

Release Notes

[installer] Switch default log level to info

[codecov]

Codecov Report

Merging #7660 (a3c8b15) into main (b5728fc) will decrease coverage by 3.75%.
The diff coverage is 0.00%.

@@            Coverage Diff            @@
##             main   #7660      +/-   ##
=========================================
- Coverage   11.63%   7.88%   -3.76%     
=========================================
  Files          20      31      +11     
  Lines        1160    2157     +997     
=========================================
+ Hits          135     170      +35     
- Misses       1022    1985     +963     
+ Partials        3       2       -1     

Flag	Coverage Δ
components-gitpod-cli-app	10.38% <ø> (ø)
components-local-app-app-darwin-amd64	?
components-local-app-app-darwin-arm64	?
components-local-app-app-linux-amd64	?
components-local-app-app-linux-arm64	?
components-local-app-app-windows-386	?
components-local-app-app-windows-amd64	?
components-local-app-app-windows-arm64	?
installer-raw-app	5.75% <0.00%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
installer/pkg/common/common.go	4.61% <0.00%> (ø)
installer/pkg/components/ws-manager/configmap.go	29.71% <0.00%> (ø)
components/local-app/pkg/auth/auth.go
components/local-app/pkg/auth/pkce.go
...staller/pkg/components/ws-manager/networkpolicy.go	0.00% <0.00%> (ø)
installer/pkg/components/ws-manager/rolebinding.go	0.00% <0.00%> (ø)
installer/pkg/components/ws-manager/tlssecret.go	0.00% <0.00%> (ø)
installer/pkg/common/render.go	0.00% <0.00%> (ø)
installer/pkg/common/objects.go	0.00% <0.00%> (ø)
... and 7 more

---

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[csweichel]

/lgtm

[roboquat]

LGTM label has been added.

Git tree hash: 1ff552245f708fb0e5c5b2a526e68c835b4b6d78

[mrsimonemms]

/lgtm
/approve no-issue

[jeanp413]

/lgtm

[geropl]

/lgtm

[roboquat]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: csweichel, geropl, jeanp413, MrSimonEmms

Associated issue requirement bypassed by: MrSimonEmms

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• installer/OWNERS [MrSimonEmms]
• installer/pkg/components/agent-smith/OWNERS [MrSimonEmms,csweichel]
• installer/pkg/components/blobserve/OWNERS [MrSimonEmms,csweichel]
• installer/pkg/components/content-service/OWNERS [MrSimonEmms,csweichel]
• installer/pkg/components/image-builder-mk3/OWNERS [MrSimonEmms,csweichel]
• installer/pkg/components/openvsx-proxy/OWNERS [jeanp413]
• installer/pkg/components/registry-facade/OWNERS [MrSimonEmms,csweichel]
• installer/pkg/components/server/OWNERS [geropl]
• installer/pkg/components/server/ide/OWNERS [jeanp413]
• installer/pkg/components/ws-daemon/OWNERS [MrSimonEmms,csweichel]
• installer/pkg/components/ws-manager/OWNERS [MrSimonEmms,csweichel]
• installer/pkg/components/ws-manager-bridge/OWNERS [geropl]
• installer/pkg/components/ws-proxy/OWNERS [MrSimonEmms,csweichel]
• installer/pkg/components/ws-scheduler/OWNERS [MrSimonEmms,csweichel]

Approvers can indicate their approval by writing /approve in a comment
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