chore(devtools): Recommend @playwright/mcp in Cursor (#8380)

Co-authored-by: Evan Lohn <evan@danswer.ai>
Co-authored-by: cubic-dev-ai[bot] <191113872+cubic-dev-ai[bot]@users.noreply.github.com>

.cursor/mcp.json

@@ -0,0 +1,16 @@
+{
+  "mcpServers": {
+    "Playwright": {
+      "command": "npx",
+      "args": [
+        "@playwright/mcp"
+      ]
+    },
+    "Linear": {
+      "url": "https://mcp.linear.app/mcp"
+    },
+    "Figma": {
+      "url": "https://mcp.figma.com/mcp"
+    }
+  }
+}

.gitignore

@@ -6,6 +6,7 @@
 !/.vscode/tasks.template.jsonc
 .zed
 .cursor
+!/.cursor/mcp.json
 
 # macos
 .DS_store