Add WebSocket support with Jakarta WebSocket integration

- Implemented WebSocketSession abstract class with callback-based API
- Added ServletWebSocketSession with full Jakarta WebSocket bridging
- Created @WebSocket annotation for declarative endpoint marking
- Updated JettyApp to initialize Jakarta WebSocket container
- Split Request/Response into abstract base and servlet implementations
- Moved JettyApp to jabba.servlet package
- Moved annotations to jabba.decor package
- Added comprehensive WebSocket test suite (5 tests, all passing)
- Updated README.md with WebSocket documentation and examples
- All 31 tests passing (async, sync, security, websocket, database)
- Fixed spelling errors in README.md

.settings/org.eclipse.buildship.core.prefs

@@ -1,13 +1,13 @@
-arguments=
-auto.sync=false
+arguments=--init-script /home/amer/.config/Code/User/globalStorage/redhat.java/1.50.0/config_linux/org.eclipse.osgi/58/0/.cp/gradle/init/init.gradle --init-script /home/amer/.config/Code/User/globalStorage/redhat.java/1.50.0/config_linux/org.eclipse.osgi/58/0/.cp/gradle/protobuf/init.gradle
+auto.sync=true
 build.scans.enabled=false
-connection.gradle.distribution=GRADLE_DISTRIBUTION(WRAPPER)
+connection.gradle.distribution=GRADLE_DISTRIBUTION(VERSION(8.9))
 connection.project.dir=
 eclipse.preferences.version=1
 gradle.user.home=
-java.home=
+java.home=/home/amer/.vscode/extensions/redhat.java-1.50.0-linux-x64/jre/21.0.9-linux-x86_64
 jvm.arguments=
 offline.mode=false
-override.workspace.settings=false
-show.console.view=false
-show.executions.view=false
+override.workspace.settings=true
+show.console.view=true
+show.executions.view=true