🎉 Refactor memory managemnt for color linear gradient stops

render-wasm/src/mem.rs

@@ -0,0 +1,17 @@
+#[no_mangle]
+pub extern "C" fn alloc_bytes(len: usize) -> *mut u8 {
+    // create a new mutable buffer with capacity `len`
+    let mut buf: Vec<u8> = Vec::with_capacity(len);
+    let ptr = buf.as_mut_ptr();
+    // take ownership of the memory block and ensure the its destructor is not
+    // called when the object goes out of scope at the end of the function
+    std::mem::forget(buf);
+    return ptr;
+}
+
+pub fn free(ptr: *mut u8, len: usize) {
+    unsafe {
+        let buf = Vec::<u8>::from_raw_parts(ptr, len, len);
+        std::mem::forget(buf);
+    }
+}