Import upstream v0.16.22, stripped

Upstream commit: 474dd0229cb20cf513036619781ed97bd8073c3f
Enterprise-only files removed or emptied: 63
Enterprise-only snippets removed: 117 in 50 files
Dangling module declarations removed: 5
Cargo edits turning enterprise off: 14
Verification: clean
Enterprise feature gates left for rebuilt features: 19 in 18 files

Produced by tools/fork/strip.py. The full report is in docs/fork/strip-reports/ on main.

crates/jmap-proto/src/response/serialize.rs

@@ -0,0 +1,29 @@
+/*
+ * SPDX-FileCopyrightText: 2020 Stalwart Labs LLC <[email protected]>
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-SEL
+ */
+
+use super::ResponseMethod;
+use crate::request::Call;
+use serde::{Serialize, ser::SerializeSeq};
+
+impl Serialize for Call<ResponseMethod<'_>> {
+    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
+    where
+        S: serde::Serializer,
+    {
+        let mut seq = serializer.serialize_seq(3.into())?;
+        seq.serialize_element(&self.name.to_string())?;
+        seq.serialize_element(&self.method)?;
+        seq.serialize_element(&self.id)?;
+        seq.end()
+    }
+}
+
+pub fn serialize_hex<S>(value: &u32, serializer: S) -> Result<S::Ok, S::Error>
+where
+    S: serde::Serializer,
+{
+    format!("{:x}", value).serialize(serializer)
+}