chore: update plugin.xml action properties and migrate to messages bundle

fix: set `untilBuild` in gradle script to null provider

Author: AshotN

build.gradle.kts

@@ -36,7 +36,7 @@ intellijPlatform {
 
         ideaVersion {
             sinceBuild = "233"
-            untilBuild = ""
+            untilBuild = provider { null }
         }
     }
 

src/main/resources/META-INF/plugin.xml

@@ -33,9 +33,7 @@
 
         <action
             id="com.ashotn.opencode.companion.actions.NewSessionAction"
-            class="com.ashotn.opencode.companion.actions.NewSessionAction"
-            text="New Session"
-            description="Create a new OpenCode session and switch the TUI to it">
+            class="com.ashotn.opencode.companion.actions.NewSessionAction">
             <keyboard-shortcut keymap="$default" first-keystroke="shift F12"/>
         </action>
 

src/main/resources/messages/OpenCodeBundle.properties

@@ -2,6 +2,9 @@ configurable.opencode.displayName=OpenCode Companion
 
 notification.group.opencode=OpenCode Companion
 
+action.com.ashotn.opencode.companion.actions.NewSessionAction.text=New Session
+action.com.ashotn.opencode.companion.actions.NewSessionAction.description=Create a new OpenCode session and switch the TUI to it
+
 action.com.ashotn.opencode.companion.actions.ClearSelectedSessionAction.text=Clear Selected Session
 action.com.ashotn.opencode.companion.actions.ClearSelectedSessionAction.description=Clear the selected session and remove all diff highlights