Next.js Supabase V3 (#463)

Version 3 of the kit:
- Radix UI replaced with Base UI (using the Shadcn UI patterns)
- next-intl replaces react-i18next
- enhanceAction deprecated; usage moved to next-safe-action
- main layout now wrapped with [locale] path segment
- Teams only mode
- Layout updates
- Zod v4
- Next.js 16.2
- Typescript 6
- All other dependencies updated
- Removed deprecated Edge CSRF
- Dynamic Github Action runner

.oxlintrc.json

@@ -0,0 +1,59 @@
+{
+  "$schema": "./node_modules/oxlint/configuration_schema.json",
+  "plugins": ["react", "nextjs", "import"],
+  "rules": {
+    "no-undef": "off",
+    "typescript/triple-slash-reference": "off",
+    "react/react-in-jsx-scope": "off",
+    "import/no-anonymous-default-export": "off",
+    "import/named": "off",
+    "import/namespace": "off",
+    "import/default": "off",
+    "import/no-unresolved": "off",
+    "import/no-named-as-default-member": "off",
+    "import/no-named-as-default": "off",
+    "import/no-cycle": "off",
+    "import/no-unused-modules": "off",
+    "import/no-deprecated": "off",
+    "typescript/array-type": "off",
+    "typescript/no-unsafe-assignment": "off",
+    "typescript/no-unsafe-argument": "off",
+    "typescript/consistent-type-definitions": "off",
+    "typescript/no-unsafe-member-access": "off",
+    "typescript/non-nullable-type-assertion-style": "off",
+    "typescript/only-throw-error": "off",
+    "typescript/prefer-nullish-coalescing": "off",
+    "typescript/no-unused-vars": [
+      "error",
+      {
+        "argsIgnorePattern": "^_",
+        "varsIgnorePattern": "^_",
+        "caughtErrorsIgnorePattern": "^_"
+      }
+    ],
+    "nextjs/no-html-link-for-pages": "off",
+    "no-restricted-imports": [
+      "error",
+      {
+        "paths": [
+          {
+            "name": "react-i18next",
+            "importNames": ["Trans"],
+            "message": "Please use `@kit/ui/trans` instead"
+          }
+        ]
+      }
+    ]
+  },
+  "ignorePatterns": [
+    "**/node_modules",
+    "**/database.types.ts",
+    "**/.next",
+    "**/public",
+    "**/__tests__/",
+    "dist",
+    "pnpm-lock.yaml",
+    "apps/dev-tool",
+    "tooling/scripts"
+  ]
+}