Enable default responses and fix context rendering logic

Simplified context rendering by directly returning non-string values and enabled forcing default responses for certain questions. This reduces unnecessary UI interactions and corrects the faulty rendering of expression values in contextual overlays.

project_forge/context_builder/overlays.py

@@ -31,8 +31,11 @@ def process_overlay(overlay: Overlay, running_context: dict, question_ui: Callab
     current_context = deepcopy(running_context)
     pattern = overlay.pattern
     current_context = merge_contexts(current_context, overlay.extra_context, pattern.extra_context)
+    force_default = not overlay.ask_questions
 
     for question in pattern.questions:
+        if force_default:
+            question.force_default = True
         current_context.update(
             answer_question(
                 question=question,
@@ -65,5 +68,8 @@ def merge_contexts(
     out_context = deepcopy(initial_context)
     extra_context = {**pattern_context, **overlay_context}
     for key, value in extra_context.items():
-        out_context[key] = render_expression(value, out_context)
+        if isinstance(value, str):
+            out_context[key] = render_expression(value, out_context)
+        else:
+            out_context[key] = value
     return dict(out_context)

project_forge/context_builder/questions.py

@@ -78,9 +78,7 @@ def answer_question(
     else:
         default = render_expression(question.default, running_context) if question.default else None
 
-    force_default = render_bool_expression(question.force_default or "False", running_context)
-
-    if force_default:
+    if render_bool_expression(question.force_default or "False", running_context):
         return {question.name: default}
 
     answer = question_ui(