Fix linting issues across CLI, common-ui, and e2e-db packages

- CLI: Ignore Cypress files in ESLint config, remove unused error variable
- common-ui: Replace 'any' types with more specific types for better type safety
- e2e-db: Configure ESLint to allow 'var' in declare blocks and namespaces for Jest matchers

Author: claude

packages/cli/eslint.config.mjs

@@ -3,7 +3,7 @@ import backendConfig from '../../eslint.config.backend.mjs';
 export default [
   ...backendConfig,
   {
-    ignores: ['node_modules/**', 'dist/**', 'eslint.config.mjs', 'tsconfig.json', 'testproject/**'],
+    ignores: ['node_modules/**', 'dist/**', 'eslint.config.mjs', 'tsconfig.json', 'testproject/**', 'cypress/**', 'cypress.config.js'],
   },
   {
     languageOptions: {

packages/cli/src/utils/pack-courses.ts

@@ -51,7 +51,7 @@ export async function packCourses(options: PackCoursesOptions): Promise<void> {
         const manifestContent = await fs.readFile(manifestPath, 'utf-8');
         const manifest = JSON.parse(manifestContent);
         courseTitle = manifest.courseName || manifest.courseConfig?.name || courseId;
-      } catch (error) {
+      } catch {
         console.warn(chalk.yellow(`⚠️  Could not read manifest for course title, using courseId`));
       }
 

packages/common-ui/src/components/cardRendering/MarkdownRendererHelpers.ts

@@ -191,6 +191,6 @@ export function parseComponentToken(token: MarkedToken): {
   componentName: string;
   props: Record<string, string>;
 } | null {
-  const text = (token as any).text || (token as any).raw;
+  const text = ('text' in token ? token.text : 'raw' in token ? token.raw : '') as string;
   return parseComponentSyntax(text);
 }

packages/common-ui/src/composables/CompositionViewable.ts

@@ -133,8 +133,13 @@ export function useQuestionView<Q extends Question>(
 }
 
 // Helper functions
-export function isQuestionView(component: any): component is QuestionViewUtils<Question> {
-  return 'submitAnswer' in component && 'priorAttempts' in component;
+export function isQuestionView(component: unknown): component is QuestionViewUtils<Question> {
+  return (
+    typeof component === 'object' &&
+    component !== null &&
+    'submitAnswer' in component &&
+    'priorAttempts' in component
+  );
 }
 
 // Example usage in a child component:

packages/common-ui/src/composables/Displayable.ts

@@ -21,7 +21,7 @@ export abstract class Displayable {
   public static dataShapes: DataShape[];
 
   public static views: Array<ViewComponent>;
-  public static seedData?: Array<any>;
+  public static seedData?: Array<unknown>;
   /**
    * True if this displayable content type is meant to have
    * user-submitted questions. False if supplied seedData array

packages/common-ui/src/composables/useAuthUI.ts

@@ -42,7 +42,7 @@ export function useAuthUI() {
       // Access the sync strategy through the user's private syncStrategy property
       // NoOpSyncStrategy (local-only) returns false for canCreateAccount
       // CouchDBSyncStrategy (remote sync) returns true for canCreateAccount
-      const userInternal = user as any; // Type assertion to access private members
+      const userInternal = user as { syncStrategy?: { canCreateAccount?: () => boolean } };
       const canCreateAccount = userInternal.syncStrategy?.canCreateAccount?.();
 
       isLocalOnlyMode.value = !canCreateAccount;

packages/e2e-db/eslint.config.mjs

@@ -27,6 +27,9 @@ export default [
       // Testing-specific rules
       '@typescript-eslint/no-explicit-any': 'off', // Tests often need any for mocking
       '@typescript-eslint/explicit-function-return-type': 'off', // Test functions don't need return types
+      'no-var': 'off', // var is required in declare global blocks
+      'no-console': 'off', // Tests can use console for debugging
+      '@typescript-eslint/no-namespace': 'off', // Namespaces needed for Jest matcher declarations
     },
   },
 ];

packages/e2e-db/src/setup/database.ts

@@ -18,7 +18,7 @@ export class DatabaseManager {
         await this.couch.db.list();
         console.log('✅ CouchDB is ready');
         return;
-      } catch (error) {
+      } catch {
         if (attempt === maxAttempts) {
           throw new Error(`CouchDB not ready after ${maxAttempts} attempts`);
         }