refactor: rename Kopaya to Eryx

Rename the product, runtime surfaces, sidecar projects, docs, tests, and packaging outputs from Kopaya to Eryx across the repository.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

src/main/EryxAppService.ts

@@ -54,7 +54,7 @@ function isBuiltinPattern(patternId: string): boolean {
   return patternId.startsWith('pattern-');
 }
 
-export class KopayaAppService extends EventEmitter<AppServiceEvents> {
+export class EryxAppService extends EventEmitter<AppServiceEvents> {
   private readonly workspaceRepository = new WorkspaceRepository();
   private readonly sidecar = new SidecarClient();
   private readonly secretStore = new SecretStore();
@@ -79,7 +79,7 @@ export class KopayaAppService extends EventEmitter<AppServiceEvents> {
     if (!this.didScheduleInitialProjectGitRefresh) {
       this.didScheduleInitialProjectGitRefresh = true;
       void this.refreshProjectGitContext().catch((error) => {
-        console.error('[kopaya git]', error);
+        console.error('[eryx git]', error);
       });
     }
 

src/main/index.ts

@@ -1,14 +1,14 @@
 import { app, BrowserWindow } from 'electron';
 
 import { registerIpcHandlers } from '@main/ipc/registerIpcHandlers';
-import { KopayaAppService } from '@main/KopayaAppService';
+import { EryxAppService } from '@main/EryxAppService';
 import { createMainWindow } from '@main/windows/createMainWindow';
 
 let mainWindow: BrowserWindow | undefined;
-let appService: KopayaAppService | undefined;
+let appService: EryxAppService | undefined;
 
 async function bootstrap(): Promise<void> {
-  appService = new KopayaAppService();
+  appService = new EryxAppService();
 
   mainWindow = createMainWindow();
   registerIpcHandlers(mainWindow, appService);

src/main/ipc/registerIpcHandlers.ts

@@ -14,9 +14,9 @@ import type {
 } from '@shared/contracts/ipc';
 import type { QuerySessionsInput } from '@shared/domain/sessionLibrary';
 
-import { KopayaAppService } from '@main/KopayaAppService';
+import { EryxAppService } from '@main/EryxAppService';
 
-export function registerIpcHandlers(window: BrowserWindow, service: KopayaAppService): void {
+export function registerIpcHandlers(window: BrowserWindow, service: EryxAppService): void {
   ipcMain.handle(ipcChannels.describeSidecarCapabilities, () => service.describeSidecarCapabilities());
   ipcMain.handle(ipcChannels.refreshSidecarCapabilities, () => service.refreshSidecarCapabilities());
   ipcMain.handle(ipcChannels.loadWorkspace, () => service.loadWorkspace());

src/main/secrets/secretStore.ts

@@ -1,6 +1,6 @@
 import keytar from 'keytar';
 
-const serviceName = 'kopaya';
+const serviceName = 'eryx';
 
 export class SecretStore {
   async get(account: string): Promise<string | null> {

src/main/sidecar/sidecarProcess.ts

@@ -98,7 +98,7 @@ export class SidecarClient {
 
     childProcess.stderr.setEncoding('utf8');
     childProcess.stderr.on('data', (chunk: string) => {
-      console.error('[kopaya sidecar]', chunk.trim());
+      console.error('[eryx sidecar]', chunk.trim());
     });
 
     childProcess.on('exit', (code) => {

src/main/sidecar/sidecarRuntime.ts

@@ -18,7 +18,7 @@ function getPathModule(platform: NodeJS.Platform) {
 }
 
 function getBundledSidecarExecutableName(platform: NodeJS.Platform): string {
-  return platform === 'win32' ? 'Kopaya.AgentHost.exe' : 'Kopaya.AgentHost';
+  return platform === 'win32' ? 'Eryx.AgentHost.exe' : 'Eryx.AgentHost';
 }
 
 export function resolveSidecarProcess(context: SidecarRuntimeContext): ResolvedSidecarProcess {
@@ -39,7 +39,7 @@ export function resolveSidecarProcess(context: SidecarRuntimeContext): ResolvedS
     args: [
       'run',
       '--project',
-      pathModule.join(context.appPath, 'sidecar', 'src', 'Kopaya.AgentHost', 'Kopaya.AgentHost.csproj'),
+      pathModule.join(context.appPath, 'sidecar', 'src', 'Eryx.AgentHost', 'Eryx.AgentHost.csproj'),
       '--',
       '--stdio',
     ],

src/main/windows/createMainWindow.ts

@@ -11,7 +11,7 @@ export function createMainWindow(): BrowserWindow {
     height: 960,
     minWidth: 1120,
     minHeight: 720,
-    title: 'kopaya',
+    title: 'eryx',
     icon: resolveWindowIconPath({
       appPath: app.getAppPath(),
       platform: process.platform,