Chat: brand marks of known servers on call lines (#709 S4, D274)

NOTICE

@@ -21,6 +21,11 @@ Copyright 2026 Fabien Penso, licensed under the Apache License, Version 2.0.
 Each file with adapted code has a header comment that says so and names the
 changes.
 
+The brand marks in assets/icons/brands/ are icons of Simple Icons
+(https://github.com/simple-icons/simple-icons), v16.37.0, released under
+CC0 1.0 Universal; they are used without changes. The marks belong to their
+owners; contr uses them only to show which service a tool call goes to.
+
 The Claude Code mascot (assets/icons/claude-mascot.svg) is the "Claude Code"
 icon of LobeHub icons (https://github.com/lobehub/lobe-icons), licensed under
 the MIT License; changes: the viewBox is cropped to the shape, and it has one

assets/icons.go

@@ -6,9 +6,10 @@ package assets
 import "embed"
 
 // Icons holds the status icons and the line icons of docs/spec/README.md as
-// `icons/<name>.svg`.
+// `icons/<name>.svg`, and the brand marks of servers (Simple Icons, CC0) as
+// `icons/brands/<name>.svg`.
 //
-//go:embed icons/*.svg
+//go:embed icons/*.svg icons/brands/*.svg
 var Icons embed.FS
 
 // Fonts holds the faces of JetBrains Mono and Inter as `fonts/<name>.ttf`.

cmd/contr/e2e_chat_call_test.go

@@ -18,8 +18,8 @@ func TestChatCallDetail(t *testing.T) {
 	c.waitLabel(t, "lead, ")
 	c.settle(t)
 	c.press(t, "Chat")
-	c.waitLabel(t, "work group 10 tool calls")
-	c.press(t, "work group 10 tool calls")
+	c.waitLabel(t, "work group 12 tool calls")
+	c.press(t, "work group 12 tool calls")
 	c.waitLabel(t, "tool call Bash")
 	c.settle(t)
 	c.press(t, "tool call Bash")

cmd/contr/e2e_see_test.go

@@ -229,10 +229,16 @@ var seeFixtures = map[string]seeFixture{
 		press: []string{"Chat", "wait:image 2"},
 	},
 	"chat-tools": {
-		about: "the chat fixture with a turn of mixed tool calls, its work group open (D274): a call line of each kind with its icon (skill, Slack connector, contr plugin, other MCP, agent, fetch, Bash, Read, Grep), a tool of no kind with an empty slot, the label and key argument of each, and the Bash call open on its detail",
+		about: "the chat fixture with a turn of mixed tool calls, its work group open (D274): a call line of each kind with its icon (skill, Slack connector, contr plugin, Linear MCP and Notion connector with their brand marks, an unknown MCP server with the connector icon, agent, fetch, Bash, Read, Grep), a tool of no kind with an empty slot, the label and key argument of each, and the Bash call open on its detail",
 		setup: seeChatTools,
 		ready: "lead, ",
-		press: []string{"Chat", "wait:work group 10 tool calls", "work group 10 tool calls", "wait:tool call Grep", "tool call Bash", "wait:call detail Bash"},
+		press: []string{"Chat", "wait:work group 12 tool calls", "work group 12 tool calls", "wait:tool call Grep", "tool call Bash", "wait:call detail Bash"},
+	},
+	"chat-paths": {
+		about: "the chat fixture with \"Look at @app\" typed in the composer (D279): the popup above the card with the folder and files of the repo whose paths hold app, the paths with a part that starts with it first",
+		setup: seeChatPaths,
+		ready: "lead, ",
+		press: []string{"Chat", "type:Look at @app", "wait:@internal/app/"},
 	},
 	"chat-paths": {
 		about: "the chat fixture with \"Look at @app\" typed in the composer (D279): the popup above the card with the folder and files of the repo whose paths hold app, the paths with a part that starts with it first",
@@ -468,6 +474,8 @@ func seeChatTools(t *testing.T, h *harness) {
 		{"mcp__claude_ai_Slack__slack_send_message", map[string]any{"channel": "#dev", "text": "the call line has icons"}},
 		{"mcp__plugin_contr_contr__send", map[string]any{"to": "b-709", "body": "merge main"}},
 		{"mcp__linear__list_issues", map[string]any{"query": "chat rows"}},
+		{"mcp__claude_ai_Notion__notion_search", map[string]any{"query": "chat spec"}},
+		{"mcp__acme__list_things", map[string]any{"query": "rows"}},
 		{"Task", map[string]any{"subagent_type": "Explore", "description": "Find the call line"}},
 		{"WebFetch", map[string]any{"url": "https://example.com/docs/chat"}},
 		{"Bash", map[string]any{"command": "go test ./internal/app/chatview", "description": "Run the chat tests"}},