feat: initialize independent Sense product skeleton (#21)

Sense/server/internal/platform/context.go

@@ -0,0 +1,11 @@
+package platform
+
+import (
+	"context"
+	"net/http"
+	"time"
+)
+
+func timeLimitedContext(r *http.Request, timeout time.Duration) (context.Context, context.CancelFunc) {
+	return context.WithTimeout(r.Context(), timeout)
+}