chore(release): prepare for 0.6.5 (#152)

Signed-off-by: Jagoda Ślązak <jslazak@jslazak.com>

filtermail/CHANGELOG.md

@@ -1,3 +1,18 @@
+## 0.6.5 - 2026-05-12
+
+### Bug Fixes
+
+- *(smtp-client)* Handle 421 on reused connection (#145)
+- Advertise 8BITMIME to prevent conversion after DKIM signing (#149)
+- Validate mail data (#150)
+
+### Miscellaneous Tasks
+
+- Build and deploy relays with filtermail binary and run interop tests against madmail  (#131)
+
+### Performance
+
+- *(smtp-client)* Use pipelining if server advertises support (#146)
 ## 0.6.4 - 2026-05-01
 
 ### Bug Fixes

filtermail/Cargo.lock

@@ -508,7 +508,7 @@ checksum = "28dea519a9695b9977216879a3ebfddf92f1c08c05d984f8996aecd6ecdc811d"
 
 [[package]]
 name = "filtermail"
-version = "0.6.4"
+version = "0.6.5"
 dependencies = [
  "async-trait",
  "base64",

filtermail/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "filtermail"
-version = "0.6.4"
+version = "0.6.5"
 edition = "2024"
 license = "MIT"
 readme = "README.md"