settings: Remove settings field from HTTP context_servers (#48003)

HTTP context servers don’t support the settings field, so remove it
during migration to avoid confusion. Other context server types are
unaffected.

Closes #44786.


https://github.com/user-attachments/assets/4cabf405-c9e7-4d6e-a43d-f642fc4771e0



Release Notes:

- Removed deprecated key from HTTP `context_servers`

---------

Co-authored-by: Bennet Bo Fenner <bennetbo@gmx.de>
Co-authored-by: Bennet Bo Fenner <bennet@zed.dev>

crates/migrator/src/migrations.rs

@@ -334,3 +334,9 @@ pub(crate) mod m_2026_04_10 {
 
     pub(crate) use settings::rename_web_search_to_search_web;
 }
+
+pub(crate) mod m_2026_04_15 {
+    mod settings;
+
+    pub(crate) use settings::remove_settings_from_http_context_servers;
+}

crates/migrator/src/migrations/m_2026_04_15/settings.rs

@@ -0,0 +1,19 @@
+use anyhow::Result;
+use serde_json::Value;
+
+pub fn remove_settings_from_http_context_servers(settings: &mut Value) -> Result<()> {
+    if let Some(obj) = settings.as_object_mut() {
+        if let Some(context_servers) = obj.get_mut("context_servers") {
+            if let Some(servers) = context_servers.as_object_mut() {
+                for (_, server) in servers.iter_mut() {
+                    if let Some(server_obj) = server.as_object_mut() {
+                        if server_obj.contains_key("url") {
+                            server_obj.remove("settings");
+                        }
+                    }
+                }
+            }
+        }
+    }
+    Ok(())
+}

crates/migrator/src/migrator.rs

@@ -250,6 +250,7 @@ pub fn migrate_settings(text: &str) -> Result<Option<String>> {
         MigrationType::Json(migrations::m_2026_03_30::make_play_sound_when_agent_done_an_enum),
         MigrationType::Json(migrations::m_2026_04_01::restructure_profiles_with_settings_key),
         MigrationType::Json(migrations::m_2026_04_10::rename_web_search_to_search_web),
+        MigrationType::Json(migrations::m_2026_04_15::remove_settings_from_http_context_servers),
     ];
     run_migrations(text, migrations)
 }
@@ -4980,4 +4981,64 @@ mod tests {
             ),
         );
     }
+
+    #[test]
+    fn test_remove_settings_from_http_context_servers() {
+        assert_migrate_settings(
+            &r#"
+            {
+                "context_servers": {
+                    "http_server": {
+                        "url": "https://example.com/mcp",
+                        "settings": {}
+                    },
+                    "http_server_with_headers": {
+                        "url": "https://example.com/mcp",
+                        "headers": {
+                            "Authorization": "Bearer token"
+                        },
+                        "settings": {}
+                    },
+                    "extension_server": {
+                        "settings": {
+                            "foo": "bar"
+                        }
+                    },
+                    "stdio_server": {
+                        "command": "npx",
+                        "args": ["-y", "some-server"]
+                    }
+                }
+            }
+            "#
+            .unindent(),
+            Some(
+                &r#"
+                {
+                    "context_servers": {
+                        "http_server": {
+                            "url": "https://example.com/mcp"
+                        },
+                        "http_server_with_headers": {
+                            "url": "https://example.com/mcp",
+                            "headers": {
+                                "Authorization": "Bearer token"
+                            }
+                        },
+                        "extension_server": {
+                            "settings": {
+                                "foo": "bar"
+                            }
+                        },
+                        "stdio_server": {
+                            "command": "npx",
+                            "args": ["-y", "some-server"]
+                        }
+                    }
+                }
+                "#
+                .unindent(),
+            ),
+        );
+    }
 }