From 1a88efc46b9bfa996f531d00775b0c2aedf03ada Mon Sep 17 00:00:00 2001
From: Julien Froidefond <julienfroidefond@gmail.com>
Date: Sat, 28 Feb 2026 11:52:27 +0100
Subject: [PATCH] chore: migrate lint to ESLint CLI with flat config

---
 eslint.config.mjs                    | 60 ++++++++++++++++++++++++++++
 package.json                         |  2 +-
 src/lib/services/base-api.service.ts |  7 ++--
 3 files changed, 64 insertions(+), 5 deletions(-)
 create mode 100644 eslint.config.mjs

diff --git a/eslint.config.mjs b/eslint.config.mjs
new file mode 100644
index 0000000..6143fde
--- /dev/null
+++ b/eslint.config.mjs
@@ -0,0 +1,60 @@
+import { defineConfig } from "eslint/config";
+import nextCoreWebVitals from "eslint-config-next/core-web-vitals";
+import nextTypescript from "eslint-config-next/typescript";
+import unusedImports from "eslint-plugin-unused-imports";
+
+export default defineConfig([
+  ...nextCoreWebVitals,
+  ...nextTypescript,
+  {
+    plugins: {
+      "unused-imports": unusedImports,
+    },
+    rules: {
+      "@typescript-eslint/no-unused-vars": [
+        "warn",
+        {
+          argsIgnorePattern: "^_",
+          varsIgnorePattern: "^_",
+          caughtErrorsIgnorePattern: "^_",
+        },
+      ],
+      "no-console": [
+        "warn",
+        {
+          allow: ["warn", "error"],
+        },
+      ],
+      "@next/next/no-html-link-for-pages": "off",
+      "react/no-unescaped-entities": "off",
+      "no-unreachable": "error",
+      "no-unused-expressions": "warn",
+      "no-unused-private-class-members": "warn",
+      "unused-imports/no-unused-imports": "warn",
+      "unused-imports/no-unused-vars": [
+        "warn",
+        {
+          vars: "all",
+          varsIgnorePattern: "^_",
+          args: "after-used",
+          argsIgnorePattern: "^_",
+        },
+      ],
+      "no-empty-function": "warn",
+      "no-empty": ["warn", { allowEmptyCatch: true }],
+      "@typescript-eslint/no-explicit-any": "warn",
+      "@typescript-eslint/no-empty-object-type": "warn",
+      "@typescript-eslint/no-require-imports": "warn",
+      "react-hooks/error-boundaries": "warn",
+      "react-hooks/set-state-in-effect": "warn",
+      "react-hooks/refs": "warn",
+      "react-hooks/purity": "warn",
+    },
+  },
+  {
+    files: ["scripts/**/*.{js,mjs,cjs}"],
+    rules: {
+      "@typescript-eslint/no-require-imports": "off",
+    },
+  },
+]);
diff --git a/package.json b/package.json
index cf3d945..72c1274 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "start:prod": "node scripts/init-db.mjs && pnpm start",
     "init-db": "node scripts/init-db.mjs",
     "reset-admin-password": "node scripts/reset-admin-password.mjs",
-    "lint": "next lint",
+    "lint": "eslint .",
     "typecheck": "tsc --noEmit",
     "icons": "node scripts/generate-icons.js",
     "postinstall": "prisma generate"
diff --git a/src/lib/services/base-api.service.ts b/src/lib/services/base-api.service.ts
index 321a20b..281515b 100644
--- a/src/lib/services/base-api.service.ts
+++ b/src/lib/services/base-api.service.ts
@@ -135,7 +135,7 @@ export abstract class BaseApiService {
           headers,
           ...options,
           signal: controller.signal,
-          // @ts-ignore - undici-specific options not in standard fetch types
+          // @ts-expect-error - undici-specific options not in standard fetch types
           connectTimeout: timeoutMs,
           bodyTimeout: timeoutMs,
           headersTimeout: timeoutMs,
@@ -155,12 +155,11 @@ export abstract class BaseApiService {
             headers,
             ...options,
             signal: controller.signal,
-            // @ts-ignore - undici-specific options
+            // @ts-expect-error - undici-specific options
             connectTimeout: timeoutMs,
             bodyTimeout: timeoutMs,
             headersTimeout: timeoutMs,
             // Force IPv4 si IPv6 pose problème
-            // @ts-ignore
             family: 4,
             // Next.js cache with tags support
             next: options.tags 
@@ -177,7 +176,7 @@ export abstract class BaseApiService {
             headers,
             ...options,
             signal: controller.signal,
-            // @ts-ignore - undici-specific options
+            // @ts-expect-error - undici-specific options
             connectTimeout: timeoutMs,
             bodyTimeout: timeoutMs,
             headersTimeout: timeoutMs,