chore: scaffold SPFx solution with ui-kit

Clean SPFx 1.22 (heft) web part template with @tnsu/ui-kit wired in.
Starting point for merging the stroy-bot-* repositories.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

.vscode/settings.json

@@ -0,0 +1,14 @@
+// Place your settings in this file to overwrite default and user settings.
+{
+  // Configure glob patterns for excluding files and folders in the file explorer.
+  "files.exclude": {
+    "**/.git": true,
+    "**/.DS_Store": true,
+    "**/bower_components": true,
+    "**/coverage": true,
+    "**/jest-output": true,
+    "**/lib-amd": true,
+    "src/**/*.scss.ts": true
+  },
+  "typescript.tsdk": ".\\node_modules\\typescript\\lib"
+}