feat: wix installer, cross-platform taskfile

Taskfile.yml

@@ -0,0 +1,42 @@
+version: '3'
+
+includes:
+  build:
+    taskfile: Taskfile_{{OS}}.yml
+    flatten: true
+
+# Cross-platform or meta tasks only
+
+tasks:
+  default:
+    desc: Show available tasks
+    cmds:
+      - task --list-all
+
+  test:
+    desc: Run tests
+    cmds:
+      - go test ./...
+
+  fmt:
+    desc: Format Go code
+    cmds:
+      - go fmt ./...
+
+  vet:
+    desc: Vet Go code
+    cmds:
+      - go vet ./...
+
+  deps:
+    desc: Download and tidy dependencies
+    cmds:
+      - go mod download
+      - go mod tidy
+
+  dev:
+    desc: Development workflow - build, test, and run
+    deps: [deps, fmt, vet, test, windows:build]
+    cmds:
+      - echo "Development workflow complete"
+      - echo "Run 'task windows:run' to start the application"