story-kit: merge 190_story_auto_select_available_agent_for_stage_in_start_agent

server/src/http/mcp.rs

@@ -1,4 +1,4 @@
-use crate::agents::{close_bug_to_archive, move_story_to_archived, move_story_to_merge, move_story_to_qa};
+use crate::agents::{close_bug_to_archive, move_story_to_archived, move_story_to_merge, move_story_to_qa, PipelineStage};
 use crate::config::ProjectConfig;
 use crate::log_buffer;
 use crate::slog_warn;
@@ -1269,6 +1269,22 @@ fn get_agent_output_from_log(
 fn tool_get_agent_config(ctx: &AppContext) -> Result<String, String> {
     let project_root = ctx.agents.get_project_root(&ctx.state)?;
     let config = ProjectConfig::load(&project_root)?;
+
+    // Collect available (idle) agent names across all stages so the caller can
+    // see at a glance which agents are free to start (story 190).
+    let mut available_names: std::collections::HashSet<String> =
+        std::collections::HashSet::new();
+    for stage in &[
+        PipelineStage::Coder,
+        PipelineStage::Qa,
+        PipelineStage::Mergemaster,
+        PipelineStage::Other,
+    ] {
+        if let Ok(names) = ctx.agents.available_agents_for_stage(&config, stage) {
+            available_names.extend(names);
+        }
+    }
+
     serde_json::to_string_pretty(&json!(config
         .agent
         .iter()
@@ -1279,6 +1295,7 @@ fn tool_get_agent_config(ctx: &AppContext) -> Result<String, String> {
             "allowed_tools": a.allowed_tools,
             "max_turns": a.max_turns,
             "max_budget_usd": a.max_budget_usd,
+            "available": available_names.contains(&a.name),
         }))
         .collect::<Vec<_>>()))
     .map_err(|e| format!("Serialization error: {e}"))