feature/dwn database state (#18)

* refactor: move database, navigator scripts to state package

* feat: add Schema config for dwn

* test: add unit tests for InitializeDatabase

* feat: use templated index.html for the DWN frontend

* feat: introduce templ generation for templ

* chore(deps): update devbox.json to use latest packages

* chore: update devbox to use bun

* feat: introduce dwn config generation

* feat: add motr.mjs for vault management

* refactor: move front end from  to  (alert)

* feat: implement devbox integration and devbox-based process management

* feat: embed motr.mjs script for offline demo

* refactor: embed motr.mjs data in embed.go

* chore: update workflows to use actions/checkout@v4

* refactor: move process-compose.yaml to deploy directory

* refactor: remove unnecessary JSON conversion

pkg/nebula/blocks/sizes.templ

@@ -0,0 +1,61 @@
+package blocks
+
+type Size int
+
+const (
+	SizeDefault Size = iota
+	SizeSmall
+	SizeMedium
+	SizeLarge
+)
+
+func (s Size) CardAttributes() templ.Attributes {
+	switch s {
+	case SizeSmall:
+		return templ.Attributes{
+			"class": "max-w-lg bg-white border rounded-lg shadow-sm p-7 border-neutral-200/60",
+		}
+	case SizeLarge:
+		return templ.Attributes{
+			"class": "max-w-2xl bg-white border rounded-lg shadow-sm p-7 border-neutral-200/60",
+		}
+	}
+	return templ.Attributes{
+		"class": "max-w-xl bg-white border rounded-lg shadow-sm p-7 border-neutral-200/60",
+	}
+}
+
+func (s Size) SvgAttributes() templ.Attributes {
+	switch s {
+	case SizeSmall:
+		return templ.Attributes{
+			"height": "16",
+			"width":  "16",
+		}
+	case SizeLarge:
+		return templ.Attributes{
+			"height": "32",
+			"width":  "32",
+		}
+	}
+	return templ.Attributes{
+		"height": "24",
+		"width":  "24",
+	}
+}
+
+func (s Size) TextAttributes() templ.Attributes {
+	switch s {
+	case SizeSmall:
+		return templ.Attributes{
+			"class": "text-sm",
+		}
+	case SizeLarge:
+		return templ.Attributes{
+			"class": "text-lg",
+		}
+	}
+	return templ.Attributes{
+		"class": "text-md",
+	}
+}