feature/1110 abstract connected wallet operations (#1166)

- **refactor: refactor DID module types and move to controller package**
- **refactor: move controller creation and resolution logic to keeper**
- **refactor: update imports to reflect controller package move**
- **refactor: update protobuf definitions for DID module**
- **docs: update proto README to reflect changes**
- **refactor: move hway to gateway, update node modules, and refactor
pkl generation**
- **build: update pkl-gen task to use new pkl file paths**
- **refactor: refactor DWN WASM build and deployment process**
- **refactor: refactor DID controller implementation to use
account-based storage**
- **refactor: move DID controller interface to base file and update
implementation**
- **chore: migrate to google protobuf**
- **feat: Add v0.52.0 Interfaces for Acc Abstraction**
- **refactor: replace public_key with public_key_hex in Assertion
message**
- **refactor: remove unused PubKey, JSONWebKey, and RawKey message types
and related code**

pkg/common/ctx/ctx_hway.go

@@ -0,0 +1,45 @@
+package ctx
+
+import (
+	"net/http"
+
+	"github.com/labstack/echo/v4"
+)
+
+// ╭───────────────────────────────────────────────────────────╮
+// │                  HwayContext struct methods               │
+// ╰───────────────────────────────────────────────────────────╯
+
+// HwayContext is the context for Highway endpoints.
+type HwayContext struct {
+	echo.Context
+
+	// Defaults
+	id string // Generated ksuid http cookie; Initialized on first request
+}
+
+// ID returns the ksuid http cookie
+func (s *HwayContext) ID() string {
+	return s.id
+}
+
+// GetHwayContext returns the HwayContext from the echo context.
+func GetHWAYContext(c echo.Context) (*HwayContext, error) {
+	ctx, ok := c.(*HwayContext)
+	if !ok {
+		return nil, echo.NewHTTPError(http.StatusInternalServerError, "Highway Context not found")
+	}
+	return ctx, nil
+}
+
+// HighwaySessionMiddleware establishes a Session Cookie.
+func HighwaySessionMiddleware(next echo.HandlerFunc) echo.HandlerFunc {
+	return func(c echo.Context) error {
+		sessionID := GetSessionID(c)
+		cc := &HwayContext{
+			Context: c,
+			id:      sessionID,
+		}
+		return next(cc)
+	}
+}