From c7d7265c5c0316b2ed5a4108639f73b928298683 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Mon, 23 Feb 2026 06:44:11 +0000
Subject: [PATCH 1/2] Initial plan


From 425db9ae5e584901d6feaa0b77ddc2eb15ab92cf Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Mon, 23 Feb 2026 06:46:19 +0000
Subject: [PATCH 2/2] fix: resolve lint errors from ESLint 10 upgrade

- Add error cause to preserve error chain in retry.ts, authConfig.ts, and fileConfig.ts
- Remove useless initial assignment in redeploy.ts

Co-authored-by: timowestnosto <13622115+timowestnosto@users.noreply.github.com>
---
 src/api/retry.ts                    | 4 +++-
 src/config/authConfig.ts            | 4 ++--
 src/config/fileConfig.ts            | 4 ++--
 src/modules/deployments/redeploy.ts | 2 +-
 4 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/src/api/retry.ts b/src/api/retry.ts
index 6c4644e..982603a 100644
--- a/src/api/retry.ts
+++ b/src/api/retry.ts
@@ -22,7 +22,9 @@ async function executeWithRetry<T>(
       if (operationType === "fetch") {
         Logger.error(`${chalk.red("✗")} ${chalk.cyan(filePath)}: ${errorMessage}`)
       }
-      throw new Error(`Failed to ${operationType} ${filePath} after ${MAX_RETRIES} retries: ${errorMessage}`)
+      throw new Error(`Failed to ${operationType} ${filePath} after ${MAX_RETRIES} retries: ${errorMessage}`, {
+        cause: error
+      })
     }
     const delay = INITIAL_RETRY_DELAY * Math.pow(2, retryCount)
     Logger.warn(
diff --git a/src/config/authConfig.ts b/src/config/authConfig.ts
index 3d7ac48..d9fba43 100644
--- a/src/config/authConfig.ts
+++ b/src/config/authConfig.ts
@@ -32,10 +32,10 @@ export function parseAuthFile({ allowIncomplete }: { allowIncomplete?: boolean }
     return AuthConfigSchema.parse(rawConfig)
   } catch (error) {
     if (error instanceof z.ZodError) {
-      throw new Error(`Invalid auth file at ${AuthConfigFilePath}: ${error.message}`)
+      throw new Error(`Invalid auth file at ${AuthConfigFilePath}: ${error.message}`, { cause: error })
     }
     if (error instanceof SyntaxError) {
-      throw new Error(`Invalid JSON in auth file at ${AuthConfigFilePath}: ${error.message}`)
+      throw new Error(`Invalid JSON in auth file at ${AuthConfigFilePath}: ${error.message}`, { cause: error })
     }
     throw error
   }
diff --git a/src/config/fileConfig.ts b/src/config/fileConfig.ts
index 02d9e11..64d5063 100644
--- a/src/config/fileConfig.ts
+++ b/src/config/fileConfig.ts
@@ -29,10 +29,10 @@ export function parseConfigFile({
     return PartialPersistentConfigSchema.parse(rawConfig)
   } catch (error) {
     if (error instanceof z.ZodError) {
-      throw new Error(`Invalid configuration file at ${configPath}: ${error.message}`)
+      throw new Error(`Invalid configuration file at ${configPath}: ${error.message}`, { cause: error })
     }
     if (error instanceof SyntaxError) {
-      throw new Error(`Invalid JSON in configuration file at ${configPath}: ${error.message}`)
+      throw new Error(`Invalid JSON in configuration file at ${configPath}: ${error.message}`, { cause: error })
     }
     throw error
   }
diff --git a/src/modules/deployments/redeploy.ts b/src/modules/deployments/redeploy.ts
index 3857c50..6203088 100644
--- a/src/modules/deployments/redeploy.ts
+++ b/src/modules/deployments/redeploy.ts
@@ -14,7 +14,7 @@ type RedeployOptions = {
 }
 
 export async function deploymentsRedeploy({ deploymentId, force }: RedeployOptions) {
-  let selectedDeployment = null
+  let selectedDeployment
   let selectedDeploymentId
 
   if (deploymentId) {