Initial commit: Hermes Chat v2

Svelte 5 + shadcn-svelte + Tailwind CSS v4 chat interface
for Hermes Agent with Monaco editor, file drag/drop,
artifacts, image preview, and real session management.

- SSE streaming via hermes CLI proxy
- File upload + drag/drop with image preview
- Code artifacts with Monaco editor
- Markdown + highlight.js syntax highlighting
- Full settings (model, provider, temp, system prompt)
- 12 shadcn UI components
- Dark/light theme

components.json

@@ -0,0 +1,17 @@
+{
+	"$schema": "https://shadcn-svelte.com/schema.json",
+	"style": "default",
+	"tailwind": {
+		"css": "src/app.css",
+		"baseColor": "zinc"
+	},
+	"aliases": {
+		"components": "$lib/components",
+		"utils": "$lib/utils.js",
+		"ui": "$lib/components/ui",
+		"hooks": "$lib/hooks",
+		"lib": "$lib"
+	},
+	"typescript": true,
+	"registry": "https://shadcn-svelte.com/registry"
+}