Generate Component failing with fedramp catalog

[brandtkeller]

Steps to reproduce

dev@dev:~/work/lula$ ./bin/lula generate component -c https://raw.githubusercontent.com/GSA/fedramp-automation/93ca0e20ff5e54fc04140613476fba80f08e3c7d/dist/content/rev5/baselines/json/FedRAMP_rev5_HIGH-baseline-resolved-profile_catalog.json --component "Istio Controlplane" -r ac-14,ac-4,ac-4.21,ac-4.4,ac-6.3,ac-6.9,au-12,au-2,au-3,au-3.1,cm-5,sc-10,sc-13,sc-23,sc-3,sc-39,sc-4,sc-7.20,sc-7.21,sc-7.4,sc-7.8,sc-8,sc-8.1,sc-8.2

Expected result

Successful component generation

Actual Result

 NOTE  Saving log file to /tmp/lula-2024-07-31-15-06-34-3505079792.log
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x1c2dcfb]

goroutine 1 [running]:
github.com/defenseunicorns/lula/src/pkg/common/oscal.addPart(0xc00096fb80?, 0xc004afb498, 0x0)
        github.com/defenseunicorns/lula/src/pkg/common/oscal/component.go:524 +0xbb
github.com/defenseunicorns/lula/src/pkg/common/oscal.ControlToImplementedRequirement(0xc004afb5e8, {0xc004afbc40, 0x1, 0x0?})
        github.com/defenseunicorns/lula/src/pkg/common/oscal/component.go:376 +0x3e5
github.com/defenseunicorns/lula/src/pkg/common/oscal.ComponentFromCatalog({0x7fff77eef2ca, 0xbb}, 0xc000f18000, {0x7fff77eef392, 0x12}, {0xc000ac6d80, 0x18, 0xc79e9c5400000000?}, {0xc004afbc40, 0x1, ...})
        github.com/defenseunicorns/lula/src/pkg/common/oscal/component.go:282 +0xbd8
github.com/defenseunicorns/lula/src/cmd/generate.init.func1(0x3a94e00, {0xc0000ede00?, 0x4?, 0x2192ad3?})
        github.com/defenseunicorns/lula/src/cmd/generate/generate.go:107 +0x445
github.com/spf13/cobra.(*Command).execute(0x3a94e00, {0xc0000eda40, 0x6, 0x6})
        github.com/spf13/cobra@v1.8.1/command.go:989 +0xab1
github.com/spf13/cobra.(*Command).ExecuteC(0x3a93fa0)
        github.com/spf13/cobra@v1.8.1/command.go:1117 +0x3ff
github.com/spf13/cobra.(*Command).Execute(...)
        github.com/spf13/cobra@v1.8.1/command.go:1041
github.com/defenseunicorns/lula/src/cmd.Execute()
        github.com/defenseunicorns/lula/src/cmd/root.go:57 +0x1a
main.main()
        github.com/defenseunicorns/lula/main.go:8 +0xf

Severity/Priority

Medium

Additional Context

May need to keep considering if there is any functionality too opinionated for 800-53 that does not work with generic catalog authorship.