diff --git a/frontend/package.json b/frontend/package.json
index 472e9481..a8a2b568 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -8,7 +8,7 @@
     "build": "tsc && vite build",
     "check": "tsc --noEmit",
     "preview": "vite preview",
-    "lint": "eslint . --ext ts,tsx --report-unused-disable-directives --max-warnings 110",
+    "lint": "eslint . --ext ts,tsx --report-unused-disable-directives --max-warnings 30",
     "lint:fix": "eslint . --ext ts,tsx --fix",
     "lint:i18n": "LINT_I18N=true eslint . --ext ts,tsx --max-warnings 0",
     "format": "prettier --write \"src/**/*.{ts,tsx,js,jsx,json,css,md}\"",
diff --git a/frontend/src/hooks/useJsonPatchWsStream.ts b/frontend/src/hooks/useJsonPatchWsStream.ts
index eee09f9c..e6c23ec9 100644
--- a/frontend/src/hooks/useJsonPatchWsStream.ts
+++ b/frontend/src/hooks/useJsonPatchWsStream.ts
@@ -26,7 +26,7 @@ interface UseJsonPatchStreamResult<T> {
 /**
  * Generic hook for consuming WebSocket streams that send JSON messages with patches
  */
-export const useJsonPatchWsStream = <T>(
+export const useJsonPatchWsStream = <T extends object>(
   endpoint: string | undefined,
   enabled: boolean,
   initialData: () => T,
@@ -117,16 +117,17 @@ export const useJsonPatchWsStream = <T>(
               ? deduplicatePatches(patches)
               : patches;
 
-            if (!filtered.length || !dataRef.current) return;
+            const current = dataRef.current;
+            if (!filtered.length || !current) return;
 
             // Deep clone the current state before mutating it
-            dataRef.current = structuredClone(dataRef.current);
+            const next = structuredClone(current);
 
             // Apply patch (mutates the clone in place)
-            applyPatch(dataRef.current as any, filtered);
+            applyPatch(next, filtered);
 
-            // React re-render: dataRef.current is already a new object
-            setData(dataRef.current);
+            dataRef.current = next;
+            setData(next);
           }
 
           // Handle finished messages ({finished: true})
diff --git a/frontend/src/vscode/bridge.ts b/frontend/src/vscode/bridge.ts
index 3a9eeda0..6e04c53d 100644
--- a/frontend/src/vscode/bridge.ts
+++ b/frontend/src/vscode/bridge.ts
@@ -152,15 +152,15 @@ function cutFromInput(el: HTMLInputElement | HTMLTextAreaElement) {
       el.value = before + after;
       el.setSelectionRange(start, start);
     }
-    const ie =
-      typeof (window as any).InputEvent !== 'undefined'
-        ? new (window as any).InputEvent('input', {
+    const ie: Event =
+      typeof InputEvent === 'function'
+        ? new InputEvent('input', {
             bubbles: true,
             composed: true,
             inputType: 'deleteByCut',
           })
         : new Event('input', { bubbles: true });
-    el.dispatchEvent(ie as Event);
+    el.dispatchEvent(ie);
     el.dispatchEvent(new Event('change', { bubbles: true }));
   }
 }
@@ -182,16 +182,16 @@ function pasteIntoInput(
     el.setSelectionRange(caret, caret);
   }
   el.focus();
-  const ie =
-    typeof (window as any).InputEvent !== 'undefined'
-      ? new (window as any).InputEvent('input', {
+  const ie: Event =
+    typeof InputEvent === 'function'
+      ? new InputEvent('input', {
           bubbles: true,
           composed: true,
           inputType: 'insertFromPaste',
           data: text,
         })
       : new Event('input', { bubbles: true });
-  el.dispatchEvent(ie as Event);
+  el.dispatchEvent(ie);
   el.dispatchEvent(new Event('change', { bubbles: true }));
 }
 
@@ -216,7 +216,7 @@ function insertTextAtCaretGeneric(text: string) {
   } else {
     try {
       document.execCommand('insertText', false, text);
-      (el as any).dispatchEvent?.(new Event('input', { bubbles: true }));
+      el.dispatchEvent(new Event('input', { bubbles: true }));
     } catch {
       (el as HTMLElement).innerText += text;
     }