diff --git a/eslint.config.mjs b/eslint.config.mjs
index 05e726d..9c678d0 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -1,18 +1,16 @@
-import { defineConfig, globalIgnores } from "eslint/config";
-import nextVitals from "eslint-config-next/core-web-vitals";
-import nextTs from "eslint-config-next/typescript";
+import { FlatCompat } from "@eslint/eslintrc";
+import { dirname } from "node:path";
+import { fileURLToPath } from "node:url";
 
-const eslintConfig = defineConfig([
-  ...nextVitals,
-  ...nextTs,
-  // Override default ignores of eslint-config-next.
-  globalIgnores([
-    // Default ignores of eslint-config-next:
-    ".next/**",
-    "out/**",
-    "build/**",
-    "next-env.d.ts",
-  ]),
-]);
+const compat = new FlatCompat({
+  baseDirectory: dirname(fileURLToPath(import.meta.url)),
+});
+
+const eslintConfig = [
+  ...compat.extends("next/core-web-vitals", "next/typescript"),
+  {
+    ignores: [".next/**", "out/**", "build/**", "next-env.d.ts"],
+  },
+];
 
 export default eslintConfig;
diff --git a/package-lock.json b/package-lock.json
index 7ab117b..93818d9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,18 +9,19 @@
       "version": "0.1.0",
       "dependencies": {
         "@such-software/smirk-dapp-api": "^0.3.0",
-        "next": "15.3.6",
+        "next": "15.5.26",
         "nostr-tools": "^2.23.9",
         "react": "^18.3.1",
         "react-dom": "^18.3.1"
       },
       "devDependencies": {
+        "@eslint/eslintrc": "3.3.3",
         "@tailwindcss/postcss": "^4",
         "@types/node": "^20",
         "@types/react": "^18",
         "@types/react-dom": "^18",
         "eslint": "^9",
-        "eslint-config-next": "15.3.6",
+        "eslint-config-next": "15.5.26",
         "tailwindcss": "^4",
         "typescript": "^5"
       }
@@ -797,15 +798,15 @@
       }
     },
     "node_modules/@next/env": {
-      "version": "15.3.6",
-      "resolved": "https://registry.npmjs.org/@next/env/-/env-15.3.6.tgz",
-      "integrity": "sha512-/cK+QPcfRbDZxmI/uckT4lu9pHCfRIPBLqy88MhE+7Vg5hKrEYc333Ae76dn/cw2FBP2bR/GoK/4DU+U7by/Nw==",
+      "version": "15.5.26",
+      "resolved": "https://registry.npmjs.org/@next/env/-/env-15.5.26.tgz",
+      "integrity": "sha512-NJBz9q10LU9h3KjHLEbdgWIV+ow/x+MYzKBRfqhm9/QmML3tPMhYmXF/UIV9SDVCNtOqFNc5oX7kZqeiigMCEA==",
       "license": "MIT"
     },
     "node_modules/@next/eslint-plugin-next": {
-      "version": "15.3.6",
-      "resolved": "https://registry.npmjs.org/@next/eslint-plugin-next/-/eslint-plugin-next-15.3.6.tgz",
-      "integrity": "sha512-gvt7l1r4N0zHCXyXYj39ObrTBr8TxyA/306Z/kjseYk6hiefu3zexRKRVjVmQqUpxe9oxyfYWMZFtsBYPgr1oA==",
+      "version": "15.5.26",
+      "resolved": "https://registry.npmjs.org/@next/eslint-plugin-next/-/eslint-plugin-next-15.5.26.tgz",
+      "integrity": "sha512-xeVpG8CbnTf9IelaFbZQ7TN4BXHV2x+ejnXXbY7Z4kD+sgJ8j97psraV+4/fGjLCjNQuEofUHMeIeieDMyKO/w==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -813,9 +814,9 @@
       }
     },
     "node_modules/@next/swc-darwin-arm64": {
-      "version": "15.3.5",
-      "resolved": "https://registry.npmjs.org/@next/swc-darwin-arm64/-/swc-darwin-arm64-15.3.5.tgz",
-      "integrity": "sha512-lM/8tilIsqBq+2nq9kbTW19vfwFve0NR7MxfkuSUbRSgXlMQoJYg+31+++XwKVSXk4uT23G2eF/7BRIKdn8t8w==",
+      "version": "15.5.26",
+      "resolved": "https://registry.npmjs.org/@next/swc-darwin-arm64/-/swc-darwin-arm64-15.5.26.tgz",
+      "integrity": "sha512-So8eoJxIcXw/TexNUvvh3uY72J9nDo5BpJsAwUKx+FK57CrWXg6RqVufV7U9OT3BO+siMzJ2FuAwBhaHoPlLGg==",
       "cpu": [
         "arm64"
       ],
@@ -829,9 +830,9 @@
       }
     },
     "node_modules/@next/swc-darwin-x64": {
-      "version": "15.3.5",
-      "resolved": "https://registry.npmjs.org/@next/swc-darwin-x64/-/swc-darwin-x64-15.3.5.tgz",
-      "integrity": "sha512-WhwegPQJ5IfoUNZUVsI9TRAlKpjGVK0tpJTL6KeiC4cux9774NYE9Wu/iCfIkL/5J8rPAkqZpG7n+EfiAfidXA==",
+      "version": "15.5.26",
+      "resolved": "https://registry.npmjs.org/@next/swc-darwin-x64/-/swc-darwin-x64-15.5.26.tgz",
+      "integrity": "sha512-jImzLUTClVWKhP91e5sgDumjxCLhaFSt7DuN5cnRYw99Dppxxhhq5jKRyDa2aTv3JE7dQmTSTsY3EFkSOp9Pog==",
       "cpu": [
         "x64"
       ],
@@ -845,12 +846,15 @@
       }
     },
     "node_modules/@next/swc-linux-arm64-gnu": {
-      "version": "15.3.5",
-      "resolved": "https://registry.npmjs.org/@next/swc-linux-arm64-gnu/-/swc-linux-arm64-gnu-15.3.5.tgz",
-      "integrity": "sha512-LVD6uMOZ7XePg3KWYdGuzuvVboxujGjbcuP2jsPAN3MnLdLoZUXKRc6ixxfs03RH7qBdEHCZjyLP/jBdCJVRJQ==",
+      "version": "15.5.26",
+      "resolved": "https://registry.npmjs.org/@next/swc-linux-arm64-gnu/-/swc-linux-arm64-gnu-15.5.26.tgz",
+      "integrity": "sha512-CaWd+T/Lud2BmZbrsa1CzCnIOdU3YX9Nuk89virZaSB1O+C+8Yrrevgmnl68u4dvZIfOAzQ77S+Njrq7v1XwSA==",
       "cpu": [
         "arm64"
       ],
+      "libc": [
+        "glibc"
+      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -861,12 +865,15 @@
       }
     },
     "node_modules/@next/swc-linux-arm64-musl": {
-      "version": "15.3.5",
-      "resolved": "https://registry.npmjs.org/@next/swc-linux-arm64-musl/-/swc-linux-arm64-musl-15.3.5.tgz",
-      "integrity": "sha512-k8aVScYZ++BnS2P69ClK7v4nOu702jcF9AIHKu6llhHEtBSmM2zkPGl9yoqbSU/657IIIb0QHpdxEr0iW9z53A==",
+      "version": "15.5.26",
+      "resolved": "https://registry.npmjs.org/@next/swc-linux-arm64-musl/-/swc-linux-arm64-musl-15.5.26.tgz",
+      "integrity": "sha512-97AyKI34yjpaudlkWHswAf7c1PjWQAC7lLyrw3R5K+bq834EOA+9IG68rIVy0VqrqGjtPSMjJmMmgeJ3wHR5og==",
       "cpu": [
         "arm64"
       ],
+      "libc": [
+        "musl"
+      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -877,12 +884,15 @@
       }
     },
     "node_modules/@next/swc-linux-x64-gnu": {
-      "version": "15.3.5",
-      "resolved": "https://registry.npmjs.org/@next/swc-linux-x64-gnu/-/swc-linux-x64-gnu-15.3.5.tgz",
-      "integrity": "sha512-2xYU0DI9DGN/bAHzVwADid22ba5d/xrbrQlr2U+/Q5WkFUzeL0TDR963BdrtLS/4bMmKZGptLeg6282H/S2i8A==",
+      "version": "15.5.26",
+      "resolved": "https://registry.npmjs.org/@next/swc-linux-x64-gnu/-/swc-linux-x64-gnu-15.5.26.tgz",
+      "integrity": "sha512-eVtuOCew1sBPV7BEgxy7qxuVyqoU3tJIS/xDZwa1/NiQ4Q0LM2JMH7rny+/uVIN6hsQ3PTb0hTQWypA0L2QxtA==",
       "cpu": [
         "x64"
       ],
+      "libc": [
+        "glibc"
+      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -893,12 +903,15 @@
       }
     },
     "node_modules/@next/swc-linux-x64-musl": {
-      "version": "15.3.5",
-      "resolved": "https://registry.npmjs.org/@next/swc-linux-x64-musl/-/swc-linux-x64-musl-15.3.5.tgz",
-      "integrity": "sha512-TRYIqAGf1KCbuAB0gjhdn5Ytd8fV+wJSM2Nh2is/xEqR8PZHxfQuaiNhoF50XfY90sNpaRMaGhF6E+qjV1b9Tg==",
+      "version": "15.5.26",
+      "resolved": "https://registry.npmjs.org/@next/swc-linux-x64-musl/-/swc-linux-x64-musl-15.5.26.tgz",
+      "integrity": "sha512-EiUXADp+Z+OdQnSqbX10YgOSUrs0CXVODoTfySfsP2jdhngn9bq5RJd376FJzqMPe/XX25FMr1aXtYUVPA0qDw==",
       "cpu": [
         "x64"
       ],
+      "libc": [
+        "musl"
+      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -909,9 +922,9 @@
       }
     },
     "node_modules/@next/swc-win32-arm64-msvc": {
-      "version": "15.3.5",
-      "resolved": "https://registry.npmjs.org/@next/swc-win32-arm64-msvc/-/swc-win32-arm64-msvc-15.3.5.tgz",
-      "integrity": "sha512-h04/7iMEUSMY6fDGCvdanKqlO1qYvzNxntZlCzfE8i5P0uqzVQWQquU1TIhlz0VqGQGXLrFDuTJVONpqGqjGKQ==",
+      "version": "15.5.26",
+      "resolved": "https://registry.npmjs.org/@next/swc-win32-arm64-msvc/-/swc-win32-arm64-msvc-15.5.26.tgz",
+      "integrity": "sha512-HPl41fgkC4kdM5CCIoqNW6KlKEj1N+xS6bjNFFxDNKooUNUu09frgD948zo95TPw/C3XINZpkdkBGNU2RhjEnw==",
       "cpu": [
         "arm64"
       ],
@@ -925,9 +938,9 @@
       }
     },
     "node_modules/@next/swc-win32-x64-msvc": {
-      "version": "15.3.5",
-      "resolved": "https://registry.npmjs.org/@next/swc-win32-x64-msvc/-/swc-win32-x64-msvc-15.3.5.tgz",
-      "integrity": "sha512-5fhH6fccXxnX2KhllnGhkYMndhOiLOLEiVGYjP2nizqeGWkN10sA9taATlXwake2E2XMvYZjjz0Uj7T0y+z1yw==",
+      "version": "15.5.26",
+      "resolved": "https://registry.npmjs.org/@next/swc-win32-x64-msvc/-/swc-win32-x64-msvc-15.5.26.tgz",
+      "integrity": "sha512-TgmJ5ginKr34RPsz01/swpYtFBxh51d66jM26aytpE6NIypU5KtBVI8C2hJjUNpWr7v6sWj8a6+og2MyntcnpA==",
       "cpu": [
         "x64"
       ],
@@ -1083,12 +1096,6 @@
       "integrity": "sha512-ST9iNIZHVQOnOR0w7Z7hoTwn/v4kbaZeNpaWbOszNPgUtIeqvOOSIoaeClqTxq7zdunqxgiLwYldoQliWJCF3Q==",
       "license": "MIT"
     },
-    "node_modules/@swc/counter": {
-      "version": "0.1.3",
-      "resolved": "https://registry.npmjs.org/@swc/counter/-/counter-0.1.3.tgz",
-      "integrity": "sha512-e2BR4lsJkkRlKZ/qCHPw9ZaSxc0MVUd7gtbtaB7aMvHeJVYe8sOB8DBZkP2DtISHGSku9sCK6T6cnY0CtXrOCQ==",
-      "license": "Apache-2.0"
-    },
     "node_modules/@swc/helpers": {
       "version": "0.5.15",
       "resolved": "https://registry.npmjs.org/@swc/helpers/-/helpers-0.5.15.tgz",
@@ -2320,17 +2327,6 @@
         "node": ">=8"
       }
     },
-    "node_modules/busboy": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/busboy/-/busboy-1.6.0.tgz",
-      "integrity": "sha512-8SFQbg/0hQ9xy3UNTB0YEnsNBbWfhf7RtnzpL7TkBiTBRfrQ9Fxcnz7VJsleJpyp6rVLvXiuORqjlHi5q+PYuA==",
-      "dependencies": {
-        "streamsearch": "^1.1.0"
-      },
-      "engines": {
-        "node": ">=10.16.0"
-      }
-    },
     "node_modules/call-bind": {
       "version": "1.0.8",
       "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.8.tgz",
@@ -2915,13 +2911,13 @@
       }
     },
     "node_modules/eslint-config-next": {
-      "version": "15.3.6",
-      "resolved": "https://registry.npmjs.org/eslint-config-next/-/eslint-config-next-15.3.6.tgz",
-      "integrity": "sha512-UylZINx8zjSgKHFn60h6Pjwgb40xkJ1ip9jfJ5t7D9/TJNnBIMoH5MtDWdEMatby3jiUB3twvk5cZgtOGOh9Qg==",
+      "version": "15.5.26",
+      "resolved": "https://registry.npmjs.org/eslint-config-next/-/eslint-config-next-15.5.26.tgz",
+      "integrity": "sha512-nekKvDmRQV8VRUhBTt2B/HFdgNR0vWKA/ao5W1L7lcaEvAXsuQYjIJqwLUGaux9uvXOrxnxLu5dQjnRnOixcfw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@next/eslint-plugin-next": "15.3.6",
+        "@next/eslint-plugin-next": "15.5.26",
         "@rushstack/eslint-patch": "^1.10.3",
         "@typescript-eslint/eslint-plugin": "^5.4.2 || ^6.0.0 || ^7.0.0 || ^8.0.0",
         "@typescript-eslint/parser": "^5.4.2 || ^6.0.0 || ^7.0.0 || ^8.0.0",
@@ -3311,9 +3307,9 @@
       "license": "MIT"
     },
     "node_modules/fastq": {
-      "version": "1.20.1",
-      "resolved": "https://registry.npmjs.org/fastq/-/fastq-1.20.1.tgz",
-      "integrity": "sha512-GGToxJ/w1x32s/D2EKND7kTil4n8OVk/9mycTc4VDza13lOvpUZTGX3mFSCtV9ksdGBVzvsyAVLM6mHFThxXxw==",
+      "version": "1.20.3",
+      "resolved": "https://registry.npmjs.org/fastq/-/fastq-1.20.3.tgz",
+      "integrity": "sha512-XKv5nnLs6nLF71NgiKJLIZFLkPyIEuOselLG7ujZnGrRfQK8HpvY+WqKhAJUAdLomwVHErVS4LfxFlPq0/FTAw==",
       "dev": true,
       "license": "ISC",
       "dependencies": {
@@ -4699,16 +4695,13 @@
       "license": "MIT"
     },
     "node_modules/next": {
-      "version": "15.3.6",
-      "resolved": "https://registry.npmjs.org/next/-/next-15.3.6.tgz",
-      "integrity": "sha512-oI6D1zbbsh6JzzZFDCSHnnx6Qpvd1fSkVJu/5d8uluqnxzuoqtodVZjYvNovooznUq8udSAiKp7MbwlfZ8Gm6w==",
-      "deprecated": "This version has a security vulnerability. Please upgrade to a patched version. See https://nextjs.org/blog/security-update-2025-12-11 for more details.",
+      "version": "15.5.26",
+      "resolved": "https://registry.npmjs.org/next/-/next-15.5.26.tgz",
+      "integrity": "sha512-EVCqhvq8Hs+nX9udH2VzE/iXAg9QodZBZnwVJTuAMl386GIYvlJtYhFytV9nSlDYxKw3kEyv8I2dCQs0+on0sQ==",
       "license": "MIT",
       "dependencies": {
-        "@next/env": "15.3.6",
-        "@swc/counter": "0.1.3",
+        "@next/env": "15.5.26",
         "@swc/helpers": "0.5.15",
-        "busboy": "1.6.0",
         "caniuse-lite": "^1.0.30001579",
         "postcss": "8.4.31",
         "styled-jsx": "5.1.6"
@@ -4720,19 +4713,19 @@
         "node": "^18.18.0 || ^19.8.0 || >= 20.0.0"
       },
       "optionalDependencies": {
-        "@next/swc-darwin-arm64": "15.3.5",
-        "@next/swc-darwin-x64": "15.3.5",
-        "@next/swc-linux-arm64-gnu": "15.3.5",
-        "@next/swc-linux-arm64-musl": "15.3.5",
-        "@next/swc-linux-x64-gnu": "15.3.5",
-        "@next/swc-linux-x64-musl": "15.3.5",
-        "@next/swc-win32-arm64-msvc": "15.3.5",
-        "@next/swc-win32-x64-msvc": "15.3.5",
-        "sharp": "^0.34.1"
+        "@next/swc-darwin-arm64": "15.5.26",
+        "@next/swc-darwin-x64": "15.5.26",
+        "@next/swc-linux-arm64-gnu": "15.5.26",
+        "@next/swc-linux-arm64-musl": "15.5.26",
+        "@next/swc-linux-x64-gnu": "15.5.26",
+        "@next/swc-linux-x64-musl": "15.5.26",
+        "@next/swc-win32-arm64-msvc": "15.5.26",
+        "@next/swc-win32-x64-msvc": "15.5.26",
+        "sharp": "^0.34.3 || ^0.35.4"
       },
       "peerDependencies": {
         "@opentelemetry/api": "^1.1.0",
-        "@playwright/test": "^1.41.2",
+        "@playwright/test": "^1.51.1",
         "babel-plugin-react-compiler": "*",
         "react": "^18.2.0 || 19.0.0-rc-de68d2f4-20241204 || ^19.0.0",
         "react-dom": "^18.2.0 || 19.0.0-rc-de68d2f4-20241204 || ^19.0.0",
@@ -5614,14 +5607,6 @@
         "node": ">= 0.4"
       }
     },
-    "node_modules/streamsearch": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/streamsearch/-/streamsearch-1.1.0.tgz",
-      "integrity": "sha512-Mcc5wHehp9aXz1ax6bZUyY5afg9u2rv5cqQI3mRrYkGC8rW2hM02jWuwjtL++LS5qinSyhj2QfLyNsuc+VsExg==",
-      "engines": {
-        "node": ">=10.0.0"
-      }
-    },
     "node_modules/string.prototype.includes": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/string.prototype.includes/-/string.prototype.includes-2.0.1.tgz",
diff --git a/package.json b/package.json
index 508ecfd..1d7bb19 100644
--- a/package.json
+++ b/package.json
@@ -10,18 +10,19 @@
   },
   "dependencies": {
     "@such-software/smirk-dapp-api": "^0.3.0",
-    "next": "15.3.6",
+    "next": "15.5.26",
     "nostr-tools": "^2.23.9",
     "react": "^18.3.1",
     "react-dom": "^18.3.1"
   },
   "devDependencies": {
+    "@eslint/eslintrc": "3.3.3",
     "@tailwindcss/postcss": "^4",
     "@types/node": "^20",
     "@types/react": "^18",
     "@types/react-dom": "^18",
     "eslint": "^9",
-    "eslint-config-next": "15.3.6",
+    "eslint-config-next": "15.5.26",
     "tailwindcss": "^4",
     "typescript": "^5"
   }
diff --git a/src/app/feed/page.tsx b/src/app/feed/page.tsx
index b17513f..cf4023d 100644
--- a/src/app/feed/page.tsx
+++ b/src/app/feed/page.tsx
@@ -11,6 +11,7 @@
  * arrives with the wallet's Nostr dapp-api scope.
  */
 import { useEffect, useState } from 'react';
+import Link from 'next/link';
 import { SimplePool, nip19, type Event as NostrEvent } from 'nostr-tools';
 
 const BACKEND = 'https://api.smirk.cash/api/v1';
@@ -156,11 +157,11 @@ export default function FeedPage(): React.ReactElement {
     <main className="min-h-screen bg-black text-zinc-200">
       <div className="mx-auto max-w-2xl px-4 py-10">
         <header className="mb-8 text-center">
-          <a href="/" className="inline-block">
+          <Link href="/" className="inline-block">
             <span className="text-[#fbeb0a] font-bold text-2xl tracking-wide">
               SMIRK FEED
             </span>
-          </a>
+          </Link>
           <p className="mt-2 text-sm text-zinc-500">
             The self-sovereign Smirk square, on{' '}
             <span className="text-zinc-400">
@@ -220,9 +221,9 @@ export default function FeedPage(): React.ReactElement {
         )}
 
         <footer className="mt-10 text-center text-xs text-zinc-600">
-          <a href="/" className="hover:text-zinc-400">
+          <Link href="/" className="hover:text-zinc-400">
             ← smirk.cash
-          </a>
+          </Link>
         </footer>
       </div>
     </main>
diff --git a/src/app/settings/page.tsx b/src/app/settings/page.tsx
index eb008ec..9b65468 100644
--- a/src/app/settings/page.tsx
+++ b/src/app/settings/page.tsx
@@ -60,7 +60,7 @@ export default function SettingsPage() {
       setDiscordError(null);
 
       completeDiscordOAuth(token, code, state)
-        .then((linkedSocial) => {
+        .then(() => {
           // Refresh socials list
           return getLinkedSocials(token).then((data) => {
             setSocials(data.socials);
diff --git a/src/app/tips/page.tsx b/src/app/tips/page.tsx
index b11a5a1..546c919 100644
--- a/src/app/tips/page.tsx
+++ b/src/app/tips/page.tsx
@@ -137,7 +137,7 @@ export default function TipsPage() {
     return () => clearInterval(interval);
   }, [token]);
 
-  const handleOpenExtension = (action: 'claim' | 'clawback', tipId?: string) => {
+  const handleOpenExtension = (action: 'claim' | 'clawback') => {
     // Show in-page instructions instead of an alert
     setShowInstructions(action);
   };
@@ -400,7 +400,7 @@ export default function TipsPage() {
 
                 {tip.status === 'pending' && hasExtension && (
                   <button
-                    onClick={() => handleOpenExtension('clawback', tip.id)}
+                    onClick={() => handleOpenExtension('clawback')}
                     className="px-3 py-1.5 text-sm border border-zinc-600 text-zinc-400 rounded-lg hover:border-zinc-500 hover:text-white transition-colors"
                   >
                     Clawback
@@ -462,7 +462,7 @@ export default function TipsPage() {
 
                   {canClaim && hasExtension ? (
                     <button
-                      onClick={() => handleOpenExtension('claim', tip.id)}
+                      onClick={() => handleOpenExtension('claim')}
                       className="px-4 py-1.5 text-sm bg-[#fbeb0a] text-black font-medium rounded-lg hover:bg-[#d4c708] transition-colors"
                     >
                       Claim