feat: add crypto MCP methods

crypto/client.go

@@ -0,0 +1,26 @@
+package crypto
+
+import "s1d3sw1ped/robinhood-agentic-mcp/client"
+
+// Client wraps Robinhood crypto MCP tools.
+type Client struct {
+	c client.Caller
+}
+
+// New returns a crypto client that invokes tools through c.
+func New(c client.Caller) *Client {
+	return &Client{c: c}
+}
+
+// Tools returns the MCP names this package implements.
+func Tools() []string {
+	return []string{
+		toolPairs,
+		toolQuotes,
+		toolPositions,
+		toolOrders,
+		toolPreview,
+		toolPlace,
+		toolCancel,
+	}
+}