Initial scaffold: Marti poetry workbench

Static-analysis-first poetry editor based on Borges architecture.
Three-column layout (sidebar | editor | analysis), AI opt-in and off by default.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

tsconfig.web.json

@@ -0,0 +1,10 @@
+{
+  "extends": "@electron-toolkit/tsconfig/tsconfig.web.json",
+  "include": ["src/renderer/**/*"],
+  "compilerOptions": {
+    "composite": true,
+    "baseUrl": ".",
+    "paths": { "@renderer/*": ["src/renderer/*"] },
+    "types": ["vite/client"]
+  }
+}