feat: migrate from ESLint to Biome for linting and formatting

Author: jremy42

biome.json

@@ -2,40 +2,28 @@
   "$schema": "./node_modules/@biomejs/biome/configuration_schema.json",
   "vcs": {
     "clientKind": "git",
-    "useIgnoreFile": false,
+    "useIgnoreFile": true,
     "defaultBranch": "main"
   },
   "files": {
     "maxSize": 10000000,
     "ignoreUnknown": true,
-    "includes": [
-      "**/*.ts",
-      "**/*.tsx",
-      "**/*.js",
-      "**/*.jsx",
-      "**/*.json"
-    ],
+    "includes": ["**/*.ts", "**/*.tsx", "**/*.js", "**/*.jsx", "**/*.json"],
     "experimentalScannerIgnores": [
-      ".next/",
-      ".pnpm-store/",
-      "coverage/",
-      "/public/outdated",
-      "/public/.well-known",
       "**/node_modules/",
-      "**/storybook-static",
+      "**/dist/",
+      "**/build/",
+      "**/coverage/",
+      "**/examples/",
+      "**/*.gen.ts",
+      "**/*.min.js",
+      ".pnpm-store/",
+      ".next/",
       ".turbo/**",
-      "dist",
-      "build",
-      "out",
-      "node_modules/**",
-      "**/pnpm-lock.yaml",
-      "**/package.json",
-      "**/CHANGELOG.md",
-      "*.snap",
-      "**/__snapshots__/",
+      "storybook-static",
       ".docusaurus",
       ".vitest-reports",
-      "**/*.gen.ts"
+      "**/__snapshots__/"
     ]
   },
   "formatter": {
@@ -72,13 +60,103 @@
     }
   },
   "linter": {
-    "enabled": false
+    "enabled": true,
+    "rules": {
+      "recommended": true,
+      "complexity": {
+        "noForEach": "warn",
+        "noExcessiveCognitiveComplexity": "warn",
+        "noUselessStringConcat": "error"
+      },
+      "correctness": {
+        "noUnusedVariables": "warn",
+        "noUnusedImports": "warn",
+        "useExhaustiveDependencies": "warn"
+      },
+      "style": {
+        "noDefaultExport": "error",
+        "useNamingConvention": {
+          "level": "error",
+          "options": {
+            "strictCase": false,
+            "conventions": [
+              {
+                "selector": {
+                  "kind": "enumMember"
+                },
+                "formats": ["PascalCase"]
+              },
+              {
+                "selector": {
+                  "kind": "classMember",
+                  "modifiers": ["private"]
+                },
+                "formats": ["camelCase"],
+                "match": "_?[a-z].*"
+              }
+            ]
+          }
+        },
+        "useConsistentArrayType": "off",
+        "noParameterAssign": "warn",
+        "noNonNullAssertion": "warn"
+      },
+      "suspicious": {
+        "noExplicitAny": "warn",
+        "noEmptyBlockStatements": "warn",
+        "noArrayIndexKey": "warn"
+      },
+      "nursery": {
+        "useSortedClasses": "off"
+      }
+    }
   },
-  "assist": {
-    "actions": {
-      "source": {
-        "organizeImports": "off"
+  "overrides": [
+    {
+      "includes": ["**/*.test.ts", "**/__tests__/**/*.ts", "**/vite.config.ts", "vitest.config.ts"],
+      "linter": {
+        "rules": {
+          "correctness": {
+            "noUnusedVariables": "off"
+          }
+        }
+      }
+    },
+    {
+      "includes": [
+        "packages_generated/dedibox/src/v1/*.ts",
+        "packages/clients/src/api/dedibox/v1/*.ts"
+      ],
+      "linter": {
+        "rules": {
+          "correctness": {
+            "noUnusedVariables": "off"
+          },
+          "style": {
+            "useConsistentArrayType": "off"
+          },
+          "suspicious": {
+            "noExplicitAny": "off"
+          }
+        }
+      }
+    },
+    {
+      "includes": [
+        "packages/clients/src/scw/**/*.ts",
+        "packages/clients/src/internal/**/*.ts"
+      ],
+      "linter": {
+        "rules": {
+          "correctness": {
+            "noUnusedVariables": "off"
+          },
+          "style": {
+            "useConsistentArrayType": "off"
+          }
+        }
       }
     }
-  }
+  ]
 }
+

package.json

@@ -23,29 +23,29 @@
     "build:profile": "cross-env PROFILE=true pnpm run build",
     "commit": "npx git-cz -a",
     "doc": "typedoc",
-    "format": "biome check  --linter-enabled=false --write .",
-    "format:check": "biome check --linter-enabled=false --verbose .",
+    "format": "biome check --write .",
+    "format:check": "biome check .",
     "prettier": "prettier --write '**/*.{md,mdx,yml,yaml}'",
-    "lint": "eslint --cache .",
+    "lint": "biome lint .",
+    "lint:fix": "biome check --write .",
     "prepare": "husky",
     "test": "vitest run",
     "test:coverage": "vitest run --coverage",
     "test:junit": "vitest --reporter=junit --outputFile=test-report.junit.xml",
     "test:ui": "vitest --ui"
   },
   "lint-staged": {
-    "*.ts": [
-      "pnpm run format",
-      "eslint --fix --quiet ."
+    "*.{ts,tsx,js,jsx}": [
+      "biome check --write --no-errors-on-unmatched --files-ignore-unknown=true"
     ],
     "*.json": [
-      "pnpm run format"
+      "biome check --write --no-errors-on-unmatched --files-ignore-unknown=true"
     ],
     "*.y?(a)ml": [
-      "prettier --write '**/*.{yml,yaml}'"
+      "prettier --write"
     ],
-    ".md?(x)": [
-      "prettier --write '**/*.{md,mdx}'"
+    "*.md?(x)": [
+      "prettier --write"
     ]
   },
   "config": {