refactor: use htmx instead of dwn for vault client

x/vault/client/htmx/state/routes.go

@@ -0,0 +1,16 @@
+package state
+
+import (
+	"github.com/labstack/echo/v4"
+)
+
+func RegisterHandlers(e *echo.Echo) {
+	g := e.Group("state")
+	g.POST("/login/:identifier", handleCredentialAssertion)
+	//	g.GET("/discovery", state.GetDiscovery)
+	g.GET("/jwks", getJWKS)
+	g.GET("/token", getToken)
+	g.POST("/:origin/grant/:subject", grantAuthorization)
+	g.POST("/register/:subject", handleCredentialCreation)
+	g.POST("/register/:subject/check", checkSubjectIsValid)
+}