chore: auto-commit (8 archivos)

- CMakeLists.txt
- app.md
- data_http.cpp
- data_http.h
- main.cpp
- tabs.cpp
- tabs.h
- appicon.ico

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

data_http.cpp

@@ -73,6 +73,7 @@ static void parse_step(const json& j, DagStepRow& s) {
     s.finished_at  = get_str(j, "finished_at");
     s.duration_ms  = get_int64(j, "duration_ms");
     s.error        = get_str(j, "error");
+    s.function_id  = get_str(j, "function_id");
 }
 
 static void parse_dag_info(const json& j, DagInfo& d) {
@@ -245,4 +246,33 @@ bool trigger_dag_http(const std::string& api_url, const std::string& name,
     return true;
 }
 
+bool get_function_http(const std::string& api_url,
+                       const std::string& function_id,
+                       FnInfo& out) {
+    std::string host;
+    int port;
+    if (!parse_url(api_url, host, port)) return false;
+    if (function_id.empty()) return false;
+    HttpClient cli(host, port);
+    auto res = cli.get("/api/functions/" + function_id);
+    if (!res.ok()) {
+        fprintf(stderr, "[dag_http] get_function(%s) failed: status=%d\n",
+                function_id.c_str(), res.status);
+        return false;
+    }
+    auto j = json::parse(res.body, nullptr, false);
+    if (!j.is_object()) return false;
+
+    out.id             = get_str(j, "id");
+    out.name           = get_str(j, "name");
+    out.description    = get_str(j, "description");
+    out.signature      = get_str(j, "signature");
+    out.purity         = get_str(j, "purity");
+    out.domain         = get_str(j, "domain");
+    out.lang           = get_str(j, "lang");
+    out.uses_functions = get_str_array(j, "uses_functions");
+    out.uses_types     = get_str_array(j, "uses_types");
+    return true;
+}
+
 } // namespace dag_ui