Distinguish main matches from related suggestions and ship 0.1.9

crates/searchi-cli/tests/mcp.rs

@@ -132,6 +132,10 @@ fn actual_mcp_handshake_search_and_guarded_sources() {
     );
     let data = &found["result"]["structuredContent"];
     assert_eq!(data["mode"], "lexical_only");
+    assert_eq!(data["main_result_count"], 1);
+    assert_eq!(data["related_result_count"], 0);
+    assert_eq!(data["match_assessment"], "main_matches");
+    assert_eq!(data["results"][0]["evidence"], "main_match");
     assert_eq!(data["results"][0]["filename"], "contract.txt");
     assert!(data["results"][0]["snippet"]
         .as_str()