chore: rename plugin ID and project name to jetbrains-claude-code-gui

- Update group ID in build.gradle to com.github.jetbrains-claude-code-gui
- Rename root project in settings.gradle to jetbrains-claude-code-gui
- Update plugin ID in plugin.xml to com.github.jetbrains-claude-code-gui
- Rename plugin display name from "CC GUI（Claude and Codex）" to "Claude Code GUI"
- Update fallback plugin ID in PlatformUtils.java

build.gradle

@@ -29,7 +29,7 @@ checkstyle {
     configFile = file('checkstyle.xml')
 }
 
-group = 'com.github.jetbrains-long-gui'
+group = 'com.github.jetbrains-claude-code-gui'
 version = '0.3-fix'
 
 java {

settings.gradle

@@ -6,4 +6,4 @@ pluginManagement {
     }
 }
 
-rootProject.name = 'jetbrains-long-gui'
+rootProject.name = 'jetbrains-claude-code-gui'

src/main/java/com/github/claudecodegui/util/PlatformUtils.java

@@ -117,10 +117,10 @@ public class PlatformUtils {
 
                         // If no matching plugin found, use fallback value
                         LOG.warn("Failed to detect plugin ID: no matching plugin found");
-                        cachedPluginId = "com.github.jetbrains-long-gui"; // fallback value
+                        cachedPluginId = "com.github.jetbrains-claude-code-gui"; // fallback value
                     } catch (Exception e) {
                         LOG.warn("Failed to detect plugin ID: " + e.getMessage());
-                        cachedPluginId = "com.github.jetbrains-long-gui"; // fallback value
+                        cachedPluginId = "com.github.jetbrains-claude-code-gui"; // fallback value
                     }
                 }
             }

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

@@ -1,6 +1,6 @@
 <idea-plugin>
-    <id>com.github.jetbrains-long-gui</id>
-    <name>CC GUI（Claude and Codex）</name>
+    <id>com.github.jetbrains-claude-code-gui</id>
+    <name>Claude Code GUI</name>
     <vendor>Jordan</vendor>
 
     <!-- Resource bundle for i18n -->