feat: add knip configuration file and integrate knip for linting; update package.json and package-lock.json for new dependencies; refactor various interfaces to remove export modifiers; delete unused hover-card component

src/main/ai/orchestrator.ts

@@ -33,13 +33,13 @@ let currentSender: Electron.WebContents | undefined;
 // Types
 // ---------------------------------------------------------------------------
 
-export interface OrchestrateInput {
+interface OrchestrateInput {
   message: string;
   context: { type: 'global' | 'project'; projectId?: string; uiContext?: string };
   sender?: Electron.WebContents;
 }
 
-export interface OrchestrateResult {
+interface OrchestrateResult {
   response: string;
   error?: string;
 }

src/main/ai/provider.ts

@@ -33,7 +33,7 @@ export function getActiveProviderName(): string {
 }
 
 /** Switch to a different registered provider. */
-export function setActiveProviderName(name: string): void {
+function setActiveProviderName(name: string): void {
   const provider = providers.get(name);
   if (!provider) throw new Error(`Unknown AI provider: ${name}`);
   activeProvider = provider;

src/main/ai/token.ts

@@ -100,7 +100,7 @@ export async function setToken(providerName: string, token: string): Promise<voi
 }
 
 /** Delete a stored token for the given provider. */
-export async function deleteToken(providerName: string): Promise<boolean> {
+async function deleteToken(providerName: string): Promise<boolean> {
   if (useKeytar()) {
     try {
       return await keytar!.deletePassword(SERVICE_NAME, providerName);