feat: add branded Installer Studio desktop workspace

Closes #5

src/apps/desktop/src-tauri/capabilities/main.json

@@ -0,0 +1,32 @@
+{
+  "identifier": "main-editor",
+  "description": "Local project editor commands only. No shell or arbitrary filesystem plugin.",
+  "windows": [
+    "main"
+  ],
+  "permissions": [
+    "core:event:allow-listen",
+    "core:event:allow-unlisten",
+    "core:window:allow-minimize",
+    "core:window:allow-toggle-maximize",
+    "core:window:allow-is-maximized",
+    "core:window:allow-start-dragging",
+    "core:window:allow-close",
+    "core:window:allow-destroy",
+    "allow-open-project",
+    "allow-new-project",
+    "allow-close-project",
+    "allow-list-recent-projects",
+    "allow-open-recent-project",
+    "allow-remove-recent-project",
+    "allow-save-project",
+    "allow-choose-source",
+    "allow-choose-tool",
+    "allow-validate-project",
+    "allow-plan-release",
+    "allow-start-build",
+    "allow-cancel-build",
+    "allow-export-release",
+    "allow-developer-certificate"
+  ]
+}