Tool-request card speaks plainly; declining re-checks for a user-installed copy

Fact strip: 'OpenWorker installs its own verified copy from <publisher>' replaces
supply-chain jargon. On decline the engine re-resolves — a copy the user installed
themselves is handed to the agent as theirs, not treated as a refusal.

coworker/engine.py

@@ -984,6 +984,20 @@ class TurnEngine:
                 self.tool_requester(dict(args), tool_call.id),
                 interrupted={"installed": False, "error": "interrupted by user"},
             ) or {"installed": False, "error": "no response"}
+            if not result.get("installed"):
+                # The card says "or install it yourself and continue" — honor it. A user
+                # who brewed the tool mid-prompt and clicked Continue has PROVIDED it,
+                # not declined it; find their copy before treating this as a refusal.
+                found = _toolchain.resolve(name)
+                if found:
+                    result = {
+                        "installed": True,
+                        "path": found,
+                        "note": (
+                            "the user provided their own copy instead of the managed "
+                            "install — use it from this path"
+                        ),
+                    }
             if not result.get("installed"):
                 result.setdefault(
                     "guidance",