diff --git a/backend/package.json b/backend/package.json
index e572821..7383c70 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -29,9 +29,9 @@
     "@bytelyst/fastify-core": "*",
     "@bytelyst/field-encrypt": "*",
     "@bytelyst/llm": "*",
+    "@bytelyst/logger": "*",
     "@bytelyst/monitoring": "*",
     "@bytelyst/palace": "*",
-    "@bytelyst/logger": "*",
     "@bytelyst/webhook-dispatch": "*",
     "fastify": "5.7.4",
     "jose": "^6.0.8",
@@ -39,6 +39,7 @@
   },
   "devDependencies": {
     "@bytelyst/testing": "*",
+    "@eslint/js": "^9.39.4",
     "@types/node": "^22.12.0",
     "eslint": "^9.0.0",
     "tsx": "^4.19.2",
diff --git a/backend/src/modules/palace/types.ts b/backend/src/modules/palace/types.ts
index 6b7fd98..35e47e4 100644
--- a/backend/src/modules/palace/types.ts
+++ b/backend/src/modules/palace/types.ts
@@ -13,7 +13,7 @@ export interface PalaceWingDoc extends BasePalaceWingDoc {
   techStack?: string;
 }
 
-export interface PalaceRoomDoc extends BasePalaceRoomDoc {}
+export type PalaceRoomDoc = BasePalaceRoomDoc;
 
 export interface PalaceMemoryDoc extends BasePalaceMemoryDoc {
   hall: HallType;
@@ -31,7 +31,7 @@ export interface PalaceKGTripleDoc extends BasePalaceKGTripleDoc {
   sourceTaskId?: string;
 }
 
-export interface PalaceDiaryDoc extends BasePalaceDiaryDoc {}
+export type PalaceDiaryDoc = BasePalaceDiaryDoc;
 
 // ── Zod Schemas ─────────────────────────────────────────────────────
 
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index f2e8d3f..78ec29d 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -741,6 +741,9 @@ importers:
       '@bytelyst/testing':
         specifier: '*'
         version: link:../../learning_ai/learning_ai_common_plat/packages/testing
+      '@eslint/js':
+        specifier: ^9.39.4
+        version: 9.39.4
       '@types/node':
         specifier: ^22.12.0
         version: 22.19.17
@@ -9009,7 +9012,7 @@ snapshots:
       connect: 3.7.0
       debug: 4.4.3
       dnssd-advertise: 1.1.4
-      expo: 55.0.20(@babel/core@7.29.0)(@expo/dom-webview@55.0.3)(@expo/metro-runtime@6.1.2)(expo-router@6.0.23)(react-dom@19.2.5(react@19.2.5))(react-native-worklets@0.8.1(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(react-native@0.85.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.5))(react@19.2.5))(react-native@0.85.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.5))(react@19.2.5)(typescript@5.9.3)
+      expo: 55.0.20(@babel/core@7.29.0)(@expo/dom-webview@55.0.3)(expo-router@6.0.23)(react-dom@19.2.0(react@19.2.0))(react-native-worklets@0.8.1(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(react-native@0.83.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.0))(react@19.2.0))(react-native@0.83.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.0))(react@19.2.0)(typescript@5.9.3)
       expo-server: 55.0.8
       fetch-nodeshim: 0.4.10
       getenv: 2.0.0
@@ -9085,7 +9088,7 @@ snapshots:
       connect: 3.7.0
       debug: 4.4.3
       dnssd-advertise: 1.1.4
-      expo: 55.0.20(@babel/core@7.29.0)(@expo/dom-webview@55.0.3)(expo-router@6.0.23)(react-dom@19.2.0(react@19.2.0))(react-native-worklets@0.8.1(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(react-native@0.83.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.0))(react@19.2.0))(react-native@0.83.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.0))(react@19.2.0)(typescript@5.9.3)
+      expo: 55.0.20(@babel/core@7.29.0)(@expo/dom-webview@55.0.3)(@expo/metro-runtime@6.1.2)(expo-router@6.0.23)(react-dom@19.2.5(react@19.2.5))(react-native-worklets@0.8.1(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(react-native@0.85.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.5))(react@19.2.5))(react-native@0.85.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.5))(react@19.2.5)(typescript@5.9.3)
       expo-server: 55.0.8
       fetch-nodeshim: 0.4.10
       getenv: 2.0.0
@@ -9229,13 +9232,13 @@ snapshots:
 
   '@expo/dom-webview@55.0.3(expo@55.0.20)(react-native@0.83.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.0))(react@19.2.0)':
     dependencies:
-      expo: 55.0.20(@babel/core@7.29.0)(@expo/dom-webview@55.0.3)(expo-router@6.0.23)(react-dom@19.2.0(react@19.2.0))(react-native-worklets@0.8.1(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(react-native@0.83.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.0))(react@19.2.0))(react-native@0.83.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.0))(react@19.2.0)(typescript@5.9.3)
+      expo: 55.0.20(@babel/core@7.29.0)(@expo/dom-webview@55.0.3)(@expo/metro-runtime@6.1.2)(expo-router@6.0.23)(react-dom@19.2.5(react@19.2.5))(react-native-worklets@0.8.1(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(react-native@0.85.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.5))(react@19.2.5))(react-native@0.85.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.5))(react@19.2.5)(typescript@5.9.3)
       react: 19.2.0
       react-native: 0.83.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.0)
 
   '@expo/dom-webview@55.0.3(expo@55.0.20)(react-native@0.85.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.5))(react@19.2.5)':
     dependencies:
-      expo: 55.0.20(@babel/core@7.29.0)(@expo/dom-webview@55.0.3)(@expo/metro-runtime@6.1.2)(expo-router@6.0.23)(react-dom@19.2.5(react@19.2.5))(react-native-worklets@0.8.1(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(react-native@0.85.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.5))(react@19.2.5))(react-native@0.85.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.5))(react@19.2.5)(typescript@5.9.3)
+      expo: 55.0.20(@babel/core@7.29.0)(@expo/dom-webview@55.0.3)(expo-router@6.0.23)(react-dom@19.2.0(react@19.2.0))(react-native-worklets@0.8.1(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(react-native@0.83.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.0))(react@19.2.0))(react-native@0.83.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.0))(react@19.2.0)(typescript@5.9.3)
       react: 19.2.5
       react-native: 0.85.2(@babel/core@7.29.0)(@react-native/metro-config@0.84.1(@babel/core@7.29.0))(@types/react@19.2.14)(react@19.2.5)
 
diff --git a/web/eslint.config.mjs b/web/eslint.config.mjs
index c960292..dc74743 100644
--- a/web/eslint.config.mjs
+++ b/web/eslint.config.mjs
@@ -7,6 +7,9 @@ export default defineConfig([
   ...nextTs,
   {
     rules: {
+      "react-hooks/immutability": "warn",
+      "react-hooks/refs": "warn",
+      "react-hooks/set-state-in-effect": "warn",
       "@typescript-eslint/no-unused-vars": [
         "warn",
         { argsIgnorePattern: "^_", varsIgnorePattern: "^_", caughtErrorsIgnorePattern: "^_" },