diff --git a/.eslintrc.json.license b/.eslintrc.json.license
deleted file mode 100644
index b253ad42..00000000
--- a/.eslintrc.json.license
+++ /dev/null
@@ -1,3 +0,0 @@
-SPDX-FileCopyrightText: 2024 John Livingston <https://www.john-livingston.fr/>
-
-SPDX-License-Identifier: AGPL-3.0-only
diff --git a/client/.eslintrc.json b/client/.eslintrc.json
deleted file mode 100644
index 44bcc71d..00000000
--- a/client/.eslintrc.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-    "root": true,
-    "env": {
-        "browser": true,
-        "es6": true
-    },
-    "extends": [
-      "eslint-config-love",
-      "plugin:lit/recommended"
-    ],
-    "globals": {},
-    "parser": "@typescript-eslint/parser",
-    "parserOptions": {
-        "ecmaVersion": 2018,
-        "project": [
-            "./client/tsconfig.json"
-        ]
-    },
-    "plugins": [
-        "@typescript-eslint"
-    ],
-    "ignorePatterns": [],
-    "rules": {
-      "@typescript-eslint/no-unused-vars": [2, {"argsIgnorePattern": "^_"}],
-      "@typescript-eslint/no-floating-promises": "error",
-      "@typescript-eslint/no-misused-promises": "error",
-      "@typescript-eslint/no-var-requires": "off",
-      "@typescript-eslint/strict-boolean-expressions": "off",
-      "@typescript-eslint/return-await": [2, "in-try-catch"], // FIXME: correct?
-      "@typescript-eslint/no-invalid-void-type": "off",
-      "@typescript-eslint/triple-slash-reference": "off",
-      "max-len": [
-        "error",
-        {
-          "code": 120,
-          "comments": 120
-        }
-      ],
-      "no-unused-vars": "off"
-  }
-}
diff --git a/client/.eslintrc.json.license b/client/.eslintrc.json.license
deleted file mode 100644
index b253ad42..00000000
--- a/client/.eslintrc.json.license
+++ /dev/null
@@ -1,3 +0,0 @@
-SPDX-FileCopyrightText: 2024 John Livingston <https://www.john-livingston.fr/>
-
-SPDX-License-Identifier: AGPL-3.0-only
diff --git a/conversejs/.eslintrc.json b/conversejs/.eslintrc.json
deleted file mode 100644
index 710a1196..00000000
--- a/conversejs/.eslintrc.json
+++ /dev/null
@@ -1,40 +0,0 @@
-{
-  "root": true,
-  "env": {
-      "browser": true,
-      "es6": true
-  },
-  "extends": [
-    "eslint-config-love"
-  ],
-  "globals": {},
-  "parser": "@typescript-eslint/parser",
-  "parserOptions": {
-      "ecmaVersion": 2018,
-      "project": [
-          "./conversejs/tsconfig.json"
-      ]
-  },
-  "plugins": [
-      "@typescript-eslint"
-  ],
-  "ignorePatterns": [],
-  "rules": {
-    "@typescript-eslint/no-unused-vars": [2, {"argsIgnorePattern": "^_"}],
-    "@typescript-eslint/no-floating-promises": "error",
-    "@typescript-eslint/no-misused-promises": "error",
-    "@typescript-eslint/no-var-requires": "off",
-    "@typescript-eslint/strict-boolean-expressions": "off",
-    "@typescript-eslint/return-await": [2, "in-try-catch"], // FIXME: correct?
-    "@typescript-eslint/no-invalid-void-type": "off",
-    "@typescript-eslint/triple-slash-reference": "off",
-    "max-len": [
-      "error",
-      {
-        "code": 120,
-        "comments": 120
-      }
-    ],
-    "no-unused-vars": "off"
-}
-}
diff --git a/conversejs/.eslintrc.json.license b/conversejs/.eslintrc.json.license
deleted file mode 100644
index b253ad42..00000000
--- a/conversejs/.eslintrc.json.license
+++ /dev/null
@@ -1,3 +0,0 @@
-SPDX-FileCopyrightText: 2024 John Livingston <https://www.john-livingston.fr/>
-
-SPDX-License-Identifier: AGPL-3.0-only
diff --git a/eslint.config.mjs b/eslint.config.mjs
index 8d402c76..3189e363 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -2,12 +2,6 @@
 //
 // SPDX-License-Identifier: AGPL-3.0-only
 
-// FIXME:
-// * lint shared
-// * lint conversejs
-// * use eslint-plugin-lit
-// * delete old .eslintrc.json files
-
 import love from 'eslint-config-love'
 import eslint from '@eslint/js'
 import tseslint from 'typescript-eslint'
@@ -23,9 +17,7 @@ export default tseslint.config(
       'build/',
       'vendor/',
       'support/documentation', 'support',
-      'build-*js',
-
-      'shared' // FIXME
+      'build-*js'
     ]
   },
   eslint.configs.recommended,
@@ -132,7 +124,10 @@ export default tseslint.config(
     }
   },
   {
-    files: ['server/**/*.js', 'server/**/*.ts'], // only ts?
+    files: [
+      'server/**/*.js', 'server/**/*.ts'
+      // 'shared/**/*.js', 'shared/**/*.ts' // we also inlcude shared files here.
+    ],
     languageOptions: {
       ecmaVersion: 6,
       globals: {
@@ -157,13 +152,15 @@ export default tseslint.config(
       parserOptions: {
         ecmaVersion: 2018,
         project: [
-          './server/tsconfig.json',
-          './client/tsconfig.json'
+          './server/tsconfig.json'
+          // './client/tsconfig.json' // FIXME: dont really know what is necessary here.
         ],
-        projectService: {
-          allowDefaultProject: 'shared/**/*.ts',
-          defaultProject: './server/tsconfig.json'
-        }
+        // FIXME: how to make projectService work?
+        projectService: false
+        // projectService: {
+        //   allowDefaultProject: ['shared/lib/*.js', 'shared/lib/*.ts'],
+        //   defaultProject: './server/tsconfig.json'
+        // }
       }
     }
   },
diff --git a/server/.eslintrc.json.license b/server/.eslintrc.json.license
deleted file mode 100644
index b253ad42..00000000
--- a/server/.eslintrc.json.license
+++ /dev/null
@@ -1,3 +0,0 @@
-SPDX-FileCopyrightText: 2024 John Livingston <https://www.john-livingston.fr/>
-
-SPDX-License-Identifier: AGPL-3.0-only
diff --git a/shared/.eslintrc.json b/shared/.eslintrc.json
deleted file mode 100644
index b11dc9f5..00000000
--- a/shared/.eslintrc.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "root": true,
-  "env": {
-      "browser": true,
-      "es6": true
-  },
-  "extends": [
-      "eslint-config-love"
-  ],
-  "globals": {},
-  "parser": "@typescript-eslint/parser",
-  "parserOptions": {
-      "ecmaVersion": 2018,
-      "project": [
-          "./server/tsconfig.json",
-          "./client/tsconfig.json"
-      ]
-  },
-  "plugins": [
-      "@typescript-eslint"
-  ],
-  "ignorePatterns": [],
-  "rules": {
-      "@typescript-eslint/no-unused-vars": [2, {"argsIgnorePattern": "^_"}],
-      "@typescript-eslint/no-floating-promises": "error",
-      "@typescript-eslint/no-misused-promises": "error",
-      "@typescript-eslint/no-var-requires": "off",
-      "@typescript-eslint/strict-boolean-expressions": "off",
-      "@typescript-eslint/return-await": [2, "in-try-catch"], // FIXME: correct?
-      "@typescript-eslint/no-invalid-void-type": "off",
-      "@typescript-eslint/triple-slash-reference": "off",
-      "max-len": [
-        "error",
-        {
-          "code": 120,
-          "comments": 120
-        }
-      ],
-      "no-unused-vars": "off"
-  }
-}
diff --git a/shared/.eslintrc.json.license b/shared/.eslintrc.json.license
deleted file mode 100644
index b253ad42..00000000
--- a/shared/.eslintrc.json.license
+++ /dev/null
@@ -1,3 +0,0 @@
-SPDX-FileCopyrightText: 2024 John Livingston <https://www.john-livingston.fr/>
-
-SPDX-License-Identifier: AGPL-3.0-only
diff --git a/shared/lib/video.ts b/shared/lib/video.ts
index 7583e72b..253b3a5c 100644
--- a/shared/lib/video.ts
+++ b/shared/lib/video.ts
@@ -44,7 +44,7 @@ function videoHasWebchat (settings: VideoHasWebchatSettings, video: SharedVideo)
     if (video.remote) return false
   }
 
-  if (settings['chat-per-live-video'] && video.isLive && video.pluginData && video.pluginData['livechat-active']) {
+  if (settings['chat-per-live-video'] && video.isLive && video.pluginData?.['livechat-active']) {
     return true
   }