Fix file viewer + template syntax + requirements.txt generation

agent_generator_pkg/src/agent_generator/application/build_service.py

@@ -77,6 +77,21 @@ def build(
         language="markdown",
     ))
 
+    # Generate requirements.txt for Python projects
+    if ext == "py":
+        deps = ["pydantic>=2.0"]
+        if framework_name in ("crewai", "crewai_flow"):
+            deps.extend(["crewai>=1.12", "crewai-tools>=0.14"])
+        elif framework_name == "langgraph":
+            deps.extend(["langgraph>=1.1", "langchain-core>=0.1"])
+        elif framework_name == "react":
+            deps.append("requests>=2.31")
+        generated_files.append(GeneratedFile(
+            path="requirements.txt",
+            content="\n".join(sorted(set(deps))) + "\n",
+            language="text",
+        ))
+
     # Syntax validation
     errors: list[ValidationIssue] = []
     warnings: list[ValidationIssue] = []

agent_generator_pkg/src/agent_generator/frameworks/crewai_flow/generator.py

@@ -50,7 +50,7 @@ _FLOW_TEMPLATE = Template(
             def begin(self):
                 """Initialize the flow and run the first task."""
                 self.state.current_step = "begin"
-                {%- if tasks %}
+                {% if tasks %}
                 crew = Crew(
                     agents=[{{ tasks[0].agent_id }}],
                     tasks=[
@@ -64,9 +64,9 @@ _FLOW_TEMPLATE = Template(
                 )
                 result = crew.kickoff()
                 self.state.results["{{ tasks[0].id }}"] = str(result)
-                {%- endif %}
+                {% endif %}
                 return self.state
-            {%- for task in tasks[1:] %}
+            {% for task in tasks[1:] %}
 
             @listen(begin{% if not loop.first %}_step_{{ loop.index }}{% endif %})
             def step_{{ loop.index + 1 }}(self):
@@ -86,7 +86,7 @@ _FLOW_TEMPLATE = Template(
                 result = crew.kickoff()
                 self.state.results["{{ task.id }}"] = str(result)
                 return self.state
-            {%- endfor %}
+            {% endfor %}
 
 
         def main() -> Any:

agent_generator_pkg/src/agent_generator/frameworks/langgraph/generator.py

@@ -26,9 +26,9 @@ _LANG_TEMPLATE = Template(
         class WorkflowState(TypedDict):
             """Shared state passed between nodes."""
             input: str
-            {%- for task in tasks %}
+            {% for task in tasks %}
             {{ task.id }}_output: str
-            {%- endfor %}
+            {% endfor %}
 
         # ─────────────────────────────────────────────────────────
         # Node functions
@@ -38,14 +38,14 @@ _LANG_TEMPLATE = Template(
             """{{ task.goal }}"""
             # Process input and produce output for this step
             context = state.get("input", "")
-            {%- if task.inputs %}
+            {% if task.inputs %}
             # Also consider upstream outputs
-            {%- for inp_name in task.inputs %}
+            {% for inp_name in task.inputs %}
             prev = state.get("{{ inp_name }}", "")
             if prev:
                 context = f"{context}\\n{prev}"
-            {%- endfor %}
-            {%- endif %}
+            {% endfor %}
+            {% endif %}
             result = f"[{{ task.id }}] Processed: {context[:200]}"
             return {"{{ task.id }}_output": result}
 
@@ -58,19 +58,19 @@ _LANG_TEMPLATE = Template(
         def build_graph() -> StateGraph:
             """Build and return the compiled LangGraph workflow."""
             graph = StateGraph(WorkflowState)
-            {%- for task in tasks %}
+            {% for task in tasks %}
             graph.add_node("{{ task.id }}", {{ task.id }})
-            {%- endfor %}
+            {% endfor %}
 
             # Edges
-            {%- if edges %}
+            {% if edges %}
             graph.add_edge(START, "{{ edges[0].source }}")
-            {%- for edge in edges %}
+            {% for edge in edges %}
             graph.add_edge("{{ edge.source }}", "{{ edge.target }}")
-            {%- endfor %}
-            {%- else %}
+            {% endfor %}
+            {% else %}
             graph.add_edge(START, "{{ tasks[0].id }}")
-            {%- endif %}
+            {% endif %}
 
             return graph
 

agent_generator_pkg/src/agent_generator/frameworks/react/generator.py

@@ -153,9 +153,9 @@ _REACT_TEMPLATE = Template(
         def main() -> Any:
             """Entry-point for MCP wrapper or direct execution."""
             results = {}
-            {%- for task in tasks %}
+            {% for task in tasks %}
             results["{{ task.id }}"] = run_{{ task.id }}()
-            {%- endfor %}
+            {% endfor %}
             return results