Broad XRPL coverage via xrpl_tx_json (v0.37)

Integrate xrpl-rust binary codec for 30+ XRPL transaction types.
Add xrpl_tx_json field to DTOs, update types, docs, and tests.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: kmjones1979

src/oneclaw/resources/agents.py

@@ -123,6 +123,14 @@ def submit_transaction(
         treasury_id: str | None = None,
         mode: str | None = None,
         idempotency_key: str | None = None,
+        destination_tag: int | None = None,
+        memo: str | None = None,
+        fee_rate_sat_per_vbyte: int | None = None,
+        fee_limit_sun: int | None = None,
+        token_mint: str | None = None,
+        token_decimals: int | None = None,
+        ttl: int | None = None,
+        xrpl_tx_json: dict[str, Any] | None = None,
     ) -> OneclawResponse[Any]:
         """Submit a transaction via the Intents API."""
         body: dict[str, Any] = {"chain": chain, "to": to, "value": value}
@@ -132,6 +140,11 @@ def submit_transaction(
             "max_priority_fee_per_gas": max_priority_fee_per_gas,
             "signing_key_path": signing_key_path, "simulate_first": simulate_first,
             "gasless": gasless, "treasury_id": treasury_id, "mode": mode,
+            "destination_tag": destination_tag, "memo": memo,
+            "fee_rate_sat_per_vbyte": fee_rate_sat_per_vbyte,
+            "fee_limit_sun": fee_limit_sun, "token_mint": token_mint,
+            "token_decimals": token_decimals, "ttl": ttl,
+            "xrpl_tx_json": xrpl_tx_json,
         }.items():
             if val is not None:
                 body[key] = val

src/oneclaw/types.py

@@ -379,6 +379,14 @@ class SubmitTransactionRequest:
     gasless: bool | None = None
     treasury_id: str | None = None
     mode: str | None = None
+    destination_tag: int | None = None
+    memo: str | None = None
+    fee_rate_sat_per_vbyte: int | None = None
+    fee_limit_sun: int | None = None
+    token_mint: str | None = None
+    token_decimals: int | None = None
+    ttl: int | None = None
+    xrpl_tx_json: dict[str, Any] | None = None
 
 
 @dataclass
@@ -416,6 +424,7 @@ class SignIntentRequest:
     signing_key_path: str | None = None
     message: str | None = None
     typed_data: dict[str, Any] | None = None
+    hash: str | None = None
     tx_type: int | None = None
     to: str | None = None
     value: str | None = None
@@ -425,6 +434,15 @@ class SignIntentRequest:
     gas_price: str | None = None
     max_fee_per_gas: str | None = None
     max_priority_fee_per_gas: str | None = None
+    sign_only: bool | None = None
+    destination_tag: int | None = None
+    memo: str | None = None
+    fee_rate_sat_per_vbyte: int | None = None
+    fee_limit_sun: int | None = None
+    token_mint: str | None = None
+    token_decimals: int | None = None
+    ttl: int | None = None
+    xrpl_tx_json: dict[str, Any] | None = None
 
 
 @dataclass