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/trc/Cargo.toml

@@ -0,0 +1,30 @@
+[package]
+name = "trc"
+version = "0.16.22"
+edition = "2024"
+
+[dependencies]
+event_macro = { path = "./event-macro" }
+mail-auth = { version = "0.13", features = ["arc"] }
+mail-parser = { version = "0.11", features = ["full_encoding"] }
+base64 = "0.23.1"
+serde = "1.0"
+serde_json = "1.0.151"
+reqwest = { version = "0.13", default-features = false, features = ["rustls", "http2"]}
+rtrb = "0.4.0"
+parking_lot = "0.12.5"
+tokio = { version = "1.53", features = ["net", "macros"] }
+ahash = "0.8.12"
+rkyv = { version = "0.8.18", features = ["little_endian"] }
+compact_str = "0.10.0"
+hashify = "0.2.9"
+
+[features]
+test_mode = []
+dev_mode = []
+enterprise = []
+
+[dev-dependencies]
+
+[lints]
+workspace = true