feat: explorer API, wallet, CCIP scripts, and config refresh

- Backend REST/gateway/track routes, analytics, Blockscout proxy paths.
- Frontend wallet and liquidity surfaces; MetaMask token list alignment.
- Deployment docs, verification scripts, address inventory updates.

Check: go build ./... under backend/ (pass).
Made-with: Cursor

backend/api/rest/routes.go

@@ -104,12 +104,13 @@ func (s *Server) handleBlockDetail(w http.ResponseWriter, r *http.Request) {
 
 	if parts[1] == "hash" && len(parts) == 3 {
 		// Validate hash format
-		if !isValidHash(parts[2]) {
+		hash := normalizeHash(parts[2])
+		if !isValidHash(hash) {
 			writeValidationError(w, ErrInvalidHash)
 			return
 		}
 		// Get by hash
-		s.handleGetBlockByHash(w, r, parts[2])
+		s.handleGetBlockByHash(w, r, hash)
 	} else {
 		// Validate and parse block number
 		blockNumber, err := validateBlockNumber(parts[1])
@@ -143,7 +144,7 @@ func (s *Server) handleTransactionDetail(w http.ResponseWriter, r *http.Request)
 	}
 
 	// Validate hash format
-	hash := parts[1]
+	hash := normalizeHash(parts[1])
 	if !isValidHash(hash) {
 		writeValidationError(w, ErrInvalidHash)
 		return
@@ -174,13 +175,15 @@ func (s *Server) handleAddressDetail(w http.ResponseWriter, r *http.Request) {
 	}
 
 	// Validate address format
-	address := parts[1]
+	address := normalizeAddress(parts[1])
 	if !isValidAddress(address) {
 		writeValidationError(w, ErrInvalidAddress)
 		return
 	}
 
 	// Set address in query and call handler
-	r.URL.RawQuery = "address=" + address
+	query := r.URL.Query()
+	query.Set("address", address)
+	r.URL.RawQuery = query.Encode()
 	s.handleGetAddress(w, r)
 }