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/launch.json

@@ -0,0 +1,23 @@
+{
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": "Hosted workbench",
+      "type": "msedge",
+      "request": "launch",
+      "url": "https://{tenantDomain}/_layouts/workbench.aspx",
+      "webRoot": "${workspaceRoot}",
+      "sourceMaps": true,
+      "sourceMapPathOverrides": {
+        "webpack:///.././src/*": "${webRoot}/src/*",
+        "webpack:///../../../src/*": "${webRoot}/src/*",
+        "webpack:///../../../../src/*": "${webRoot}/src/*",
+        "webpack:///../../../../../src/*": "${webRoot}/src/*"
+      },
+      "runtimeArgs": [
+        "--remote-debugging-port=9222",
+        "-incognito"
+      ]
+    }
+  ]
+}