feat: refactor agent step limits and enhance workflow orchestration with new findings tool

src/app/runtime/actions/mod.rs

@@ -957,16 +957,6 @@ fn archive_message(db: Option<&std::sync::Arc<std::sync::Mutex<rusqlite::Connect
     }
 }
 
-/// Maximum number of LLM call + tool-execution iterations per single
-/// agent turn before bailing. Prevents runaway token consumption when
-/// the agent gets stuck in a loop (e.g. an unachievable todo item).
-const MAX_TURN_STEPS: usize = 10000;
-
-/// Hard wall-clock timeout per agent turn (5 minutes). Prevents a single
-/// user turn from running indefinitely even if the step budget isn't
-/// exhausted (e.g. slow LLM responses, stuck tool calls).
-const MAX_TURN_TIMEOUT_MS: u64 = 300_000;
-
 /// Maximum number of auto inline reviews spawned per single agent turn.
 /// After N edits, the inline review is skipped to keep the turn fast;
 /// background subagents still fire at the end of the turn.
@@ -1006,7 +996,6 @@ fn run_agent_turn(
     let mut edited_paths: Vec<String> = Vec::new();
     let mut inline_reviews_count: usize = 0;
     let mut prev_shaped = false;
-    let turn_start_ms = std::time::Instant::now();
 
     // Build system prompt components once and cache them for the entire turn
     // instead of regenerating on every loop iteration (which walks the full
@@ -1141,24 +1130,9 @@ fn run_agent_turn(
         return Ok(());
     }
 
-    let mut turn_step = 0usize;
     let mut todo_retry_count = 0usize;
 
     loop {
-        turn_step += 1;
-        if turn_step > MAX_TURN_STEPS {
-            anyhow::bail!(
-                "turn exceeded maximum steps ({MAX_TURN_STEPS}) — possible runaway loop. \
-                 aborting to prevent excessive token usage",
-            );
-        }
-        if turn_start_ms.elapsed().as_millis() as u64 > MAX_TURN_TIMEOUT_MS {
-            anyhow::bail!(
-                "turn exceeded maximum duration ({}s) — aborting. \
-                 Use /compact or shorter prompts if the model needs more time.",
-                MAX_TURN_TIMEOUT_MS / 1000,
-            );
-        }
         let total_chars: usize = msgs.iter()
             .filter_map(|m| m.content.as_deref())
             .map(str::len)