Prepare v0.3.0 release

Author: sophokles73

.github/workflows/check.yaml

@@ -101,7 +101,7 @@ jobs:
           cargo doc --no-deps --all-features
 
   check-links:
-    # check links contained in markdown, asciidoc and source code files
+    # check links contained in markdown and source code files
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
@@ -117,7 +117,7 @@ jobs:
       - name: Run lychee
         uses: lycheeverse/lychee-action@v2
         with:
-          args: "--cache --max-cache-age 1d --verbose --no-progress --exclude-path './target/' --exclude-path './up-spec/' -- './**/*.md' './**/*.rs' './**/*.adoc'"
+          args: "--cache --max-cache-age 1d --verbose --no-progress --exclude-path './target/' --exclude-path './up-spec/' -- './**/*.md' './**/*.rs'"
 
   feature-check:
     # Comprehensive check on dependencies for all feature flag combinations, excluding development dependencies

Cargo.lock

@@ -22,7 +22,7 @@ name = "up-transport-mqtt5"
 readme = "README.md"
 repository = "https://github.com/eclipse-uprotocol/up-client-mqtt5-rust"
 rust-version = "1.82"
-version = "0.3.0-SNAPSHOT"
+version = "0.3.0"
 
 [features]
 default = ["cli"]

Cargo.toml

@@ -117,6 +117,10 @@ Please refer to the [API Documentation](https://docs.rs/up-transport-mqtt5/) for
 Covers:
 - `req~utransport-registerlistener-max-listeners~1`
 
+### Known Limitations
+
+The crate currently does not use the proper UCode to indicate authorization problems when sending messages or registering listeners.
+
 ## Design
 
 ### Message Priority Mapping