Introduce coremodels framework (extracted from intent-api) (#47653)

* Copy over most of coremodel from intent-api branch

* Fix import paths

* Fix incorrect provider name

* Add root compgen file, fixup componentroot.yaml

* go mod tidy

* Remove compgen for now

* Add dashboard coremodel

* Remove datasource coremodel, for now

* Tweak comments on dashboard struct model

* devenv: add dashboard testing directly

* Fixup dashboard schema for openness, heatmap

* Update Thema to tip

* Fix wire/registry references

* Fix hclog version

pkg/framework/coremodel/staticregistry/provide.go

@@ -0,0 +1,17 @@
+package staticregistry
+
+import (
+	"github.com/grafana/grafana/pkg/coremodel/dashboard"
+	"github.com/grafana/grafana/pkg/framework/coremodel"
+)
+
+// ProvideRegistry provides a simple static Registry for coremodels.
+// Coremodels have to be manually added.
+// TODO dynamism
+func ProvideRegistry(
+	dashboard *dashboard.Coremodel,
+) (*coremodel.Registry, error) {
+	return coremodel.NewRegistry(
+		dashboard,
+	)
+}