feat: add branded Installer Studio desktop workspace

Closes #5

.vscode/tasks.json

@@ -0,0 +1,58 @@
+{
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "label": "MSIX: install frontend dependencies",
+      "type": "shell",
+      "command": "npm.cmd",
+      "args": ["ci", "--no-audit", "--no-fund"],
+      "options": {
+        "cwd": "${workspaceFolder}/src/apps/desktop",
+        "shell": { "executable": "cmd.exe", "args": ["/d", "/c"] }
+      },
+      "problemMatcher": []
+    },
+    {
+      "label": "MSIX: build frontend",
+      "type": "shell",
+      "command": "npm.cmd",
+      "args": ["run", "build"],
+      "options": {
+        "cwd": "${workspaceFolder}/src/apps/desktop",
+        "shell": { "executable": "cmd.exe", "args": ["/d", "/c"] }
+      },
+      "dependsOn": "MSIX: install frontend dependencies",
+      "dependsOrder": "sequence",
+      "problemMatcher": []
+    },
+    {
+      "label": "MSIX: build desktop (debug)",
+      "type": "process",
+      "command": "cargo",
+      "args": ["build", "--locked", "-p", "msix-studio", "--features", "custom-protocol", "--target-dir", "target/vscode"],
+      "options": { "cwd": "${workspaceFolder}/src" },
+      "dependsOn": "MSIX: build frontend",
+      "dependsOrder": "sequence",
+      "problemMatcher": [],
+      "group": { "kind": "build", "isDefault": true }
+    },
+    {
+      "label": "MSIX: build CLI (debug)",
+      "type": "process",
+      "command": "cargo",
+      "args": ["build", "--locked", "-p", "package-builder", "--target-dir", "target/vscode"],
+      "options": { "cwd": "${workspaceFolder}/src" },
+      "problemMatcher": [],
+      "group": "build"
+    },
+    {
+      "label": "MSIX: test Rust",
+      "type": "process",
+      "command": "cargo",
+      "args": ["test", "--locked", "--workspace", "--target-dir", "target/vscode"],
+      "options": { "cwd": "${workspaceFolder}/src" },
+      "problemMatcher": [],
+      "group": { "kind": "test", "isDefault": true }
+    }
+  ]
+}