chore(deps-dev): bump @eslint/js from 9.39.2 to 10.0.1

package.json

@@ -95,7 +95,7 @@
     ]
   },
   "devDependencies": {
-    "@eslint/js": "^9.17.0",
+    "@eslint/js": "^10.0.1",
     "@types/node": "^25.0.3",
     "@vitest/coverage-v8": "^4.0.16",
     "better-sqlite3": "^12.11.1",

src/cli.ts

@@ -136,12 +136,14 @@ export async function loadAuthFile(rawPath: string): Promise<Record<string, unkn
     authContent = await readFile(authPath, 'utf-8');
   } catch (err) {
     if ((err as NodeJS.ErrnoException).code === 'ENOENT') {
-      throw new Error(`auth file not found: ${authPath}`);
+      throw new Error(`auth file not found: ${authPath}`, { cause: err });
     }
     if ((err as NodeJS.ErrnoException).code === 'EISDIR') {
-      throw new Error(`auth path is a directory, not a file: ${authPath}`);
+      throw new Error(`auth path is a directory, not a file: ${authPath}`, { cause: err });
     }
-    throw new Error(`could not read auth file ${authPath}: ${(err as Error).message}`);
+    throw new Error(`could not read auth file ${authPath}: ${(err as Error).message}`, {
+      cause: err,
+    });
   }
 
   let rawAuth: unknown;

src/interpreter/executor-backfill.test.ts

@@ -118,7 +118,7 @@ describe('resumable backfill pagination', () => {
 
   it('a run after completion fetches nothing', async () => {
     const log = new MemoryExecutionLog();
-    let offsets = mockApi();
+    mockApi();
 
     let executionId: string | undefined;
     let done = false;
@@ -134,7 +134,7 @@ describe('resumable backfill pagination', () => {
 
     // Resume once more after the backfill is already complete.
     vi.unstubAllGlobals();
-    offsets = mockApi();
+    const offsets = mockApi();
     await execute(source, {
       executionLog: log,
       resumeFrom: executionId,

src/interpreter/executor.ts

@@ -863,7 +863,9 @@ export class MissionExecutor {
             (s) => !isParallelStage(s) && s.action === error.action
           );
           if (targetIndex === -1) {
-            throw new Error(`Jump target action not found in pipeline: ${error.action}`);
+            throw new Error(`Jump target action not found in pipeline: ${error.action}`, {
+              cause: error,
+            });
           }
           this.log(`Jump to action '${error.action}' (stage ${targetIndex})`);
           i = targetIndex - 1; // loop's i++ lands on the target stage
@@ -1179,7 +1181,9 @@ export class MissionExecutor {
           const maxAttempts = error.backoff?.maxAttempts ?? MAX_RETRY_FALLBACK;
           attempt++;
           if (attempt >= maxAttempts) {
-            throw new Error(`Action ${action.name} exhausted ${maxAttempts} retry attempt(s)`);
+            throw new Error(`Action ${action.name} exhausted ${maxAttempts} retry attempt(s)`, {
+              cause: error,
+            });
           }
           const delay = this.computeRetryDelay(error.backoff, attempt);
           this.log(`Action ${action.name}: retry ${attempt}/${maxAttempts} in ${delay}ms`);

src/interpreter/source-manager.ts

@@ -292,7 +292,9 @@ export class SourceManager {
         }
         this.log(`Loaded OAS spec for ${source.name}: ${oasSource.operations.size} operations`);
       } catch (error) {
-        throw new Error(`Failed to load OAS spec for ${source.name}: ${(error as Error).message}`);
+        throw new Error(`Failed to load OAS spec for ${source.name}: ${(error as Error).message}`, {
+          cause: error,
+        });
       }
     }
 

src/parser/action-parser.ts

@@ -412,10 +412,9 @@ export class ActionParser extends FetchParser {
       this.consume(TokenType.ASSUME, "Expected 'assume'");
       const condition = this.parseExpression();
 
-      let message: string | undefined;
       const severity: ValidationConstraint['severity'] = 'error';
 
-      constraints.push({ type: 'ValidationConstraint', condition, message, severity });
+      constraints.push({ type: 'ValidationConstraint', condition, severity });
       this.match(TokenType.COMMA);
     }
 

src/parser/fetch-parser.ts

@@ -95,7 +95,6 @@ export class FetchParser extends ScheduleParser {
   protected parseFetchOptions(): Partial<FetchStep> {
     let source: string | undefined;
     let body: Expression | undefined;
-    let headers: Record<string, Expression> | undefined;
     let paginate: PaginationConfig | undefined;
     let until: Expression | undefined;
     let retry: RetryConfig | undefined;
@@ -145,7 +144,7 @@ export class FetchParser extends ScheduleParser {
       this.consume(TokenType.RBRACE, "Expected '}'");
     }
 
-    return { source, body, headers, paginate, until, retry, since, backfill, allow };
+    return { source, body, paginate, until, retry, since, backfill, allow };
   }
 
   /**

src/webhook/server.ts

@@ -340,7 +340,7 @@ export class WebhookServer {
 
     // Read the request body with a hard size cap to prevent an OOM from a
     // large or slow-drip POST.
-    let rawBody = '';
+    let rawBody: string;
     try {
       rawBody = await this.readBody(req);
     } catch (error) {