chore: rebrand project to crank

Cargo.toml

@@ -2,15 +2,15 @@
 members = [
     "apps/admin-api",
     "apps/mcp-server",
-    "crates/mcpaas-core",
-    "crates/mcpaas-schema",
-    "crates/mcpaas-mapping",
-    "crates/mcpaas-proto",
-    "crates/mcpaas-registry",
-    "crates/mcpaas-runtime",
-    "crates/mcpaas-adapter-rest",
-    "crates/mcpaas-adapter-graphql",
-    "crates/mcpaas-adapter-grpc",
+    "crates/crank-core",
+    "crates/crank-schema",
+    "crates/crank-mapping",
+    "crates/crank-proto",
+    "crates/crank-registry",
+    "crates/crank-runtime",
+    "crates/crank-adapter-rest",
+    "crates/crank-adapter-graphql",
+    "crates/crank-adapter-grpc",
 ]
 resolver = "3"