Added file upload support

README.md

@@ -53,6 +53,7 @@ The surface every Mizan adapter implements.
 | Invalidation auto-scoping (three-tier) | ✅ | ✅ | ✅ | ✅ | ✅ |
 | Function discovery / registration | ✅ | ✅ | ✅ | ✅ | ✅ |
 | Codegen IR export (KDL) | ✅ | ✅ | ✅ ⁶ | ✅ ⁶ | — ⁸ |
+| File uploads (multipart, `Upload` type) | ✅ | ✅ | ❌ ⁹ | ❌ ⁹ | — ¹⁰ |
 
 ### Edge, cache & enforcement
 
@@ -106,6 +107,12 @@ target stack calls for them.
 8. TypeScript is an edge/protocol-reference adapter (HMAC cache, manifest, PSR), not a
    codegen source — it demonstrates the cache + invalidation protocol is
    language-agnostic.
+9. The IR carries the `upload` type and the codegen emits the field across targets, but
+   multipart dispatch binding is wired for Django and FastAPI only; Rust/Axum and Tauri
+   parse the IR node but do not yet bind uploads.
+10. The TypeScript column is the `mizan-ts` backend adapter, which has no upload
+    dispatch. The matching client side lives in the kernel (`@mizan/base`): `mizanCall`
+    auto-switches to `multipart/form-data` when any argument is a `File`.
 
 ## Conformance