fix(optimizer): define _emit before first call (avoid UnboundLocalError)

optimizer.py

@@ -1330,15 +1330,6 @@ def optimize_text(
     ngram_step_addon = min(56, max(0, ngram_row_count) * NGRAM_ATTEMPTS_PER_TERM)
     total_loop_steps = min(80, max_iterations + ngram_step_addon)
 
-    _emit("preparing", message="Подготовка", phase="baseline")
-    _emit(
-        "started",
-        total_steps=total_loop_steps,
-        max_iterations_setting=max_iterations,
-        ngram_targets=ngram_row_count,
-        stages_order=list(STAGE_ORDER),
-    )
-
     current_text = target_text
     current_analysis = baseline_analysis
     current_semantic = baseline_semantic
@@ -1371,6 +1362,15 @@ def optimize_text(
             "stop_reason": stop_reason,
         }
 
+    _emit("preparing", message="Подготовка", phase="baseline")
+    _emit(
+        "started",
+        total_steps=total_loop_steps,
+        max_iterations_setting=max_iterations,
+        ngram_targets=ngram_row_count,
+        stages_order=list(STAGE_ORDER),
+    )
+
     seen_candidate_rewrites = set()
     cascade_level = 1
     consecutive_failures = 0