From 59b4cafcfc43138f09dfb3005fc02cbb3ae42ce2 Mon Sep 17 00:00:00 2001
From: johba <johba@disinto>
Date: Sat, 28 Mar 2026 23:03:17 +0000
Subject: [PATCH] fix: log Claude output diagnostics on no_push failure

Save agent_run output to agent-run-last.json. On no_push, log the
result text, turn count, and cost. Save full output to
no-push-{issue}-{ts}.json for later analysis.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
---
 dev/dev-agent.sh | 12 ++++++++++++
 lib/agent-sdk.sh |  5 +++++
 2 files changed, 17 insertions(+)

diff --git a/dev/dev-agent.sh b/dev/dev-agent.sh
index bdbdb70..21b913e 100755
--- a/dev/dev-agent.sh
+++ b/dev/dev-agent.sh
@@ -454,6 +454,18 @@ Closing as already implemented."
   fi
 
   log "ERROR: no branch pushed after agent_run"
+  # Dump diagnostics
+  local diag_file="${DISINTO_LOG_DIR:-/tmp}/dev/agent-run-last.json"
+  if [ -f "$diag_file" ]; then
+    local result_text cost_usd num_turns
+    result_text=$(jq -r '.result // "no result field"' "$diag_file" 2>/dev/null | head -50) || result_text="(parse error)"
+    cost_usd=$(jq -r '.cost_usd // "?"' "$diag_file" 2>/dev/null) || cost_usd="?"
+    num_turns=$(jq -r '.num_turns // "?"' "$diag_file" 2>/dev/null) || num_turns="?"
+    log "no_push diagnostics: turns=${num_turns} cost=${cost_usd}"
+    log "no_push result: ${result_text}"
+    # Save full output for later analysis
+    cp "$diag_file" "${DISINTO_LOG_DIR:-/tmp}/dev/no-push-${ISSUE}-$(date +%s).json" 2>/dev/null || true
+  fi
   issue_block "$ISSUE" "no_push" "Claude did not push branch ${BRANCH}"
   CLAIMED=false
   worktree_cleanup "$WORKTREE"
diff --git a/lib/agent-sdk.sh b/lib/agent-sdk.sh
index 41879bf..0fe6539 100644
--- a/lib/agent-sdk.sh
+++ b/lib/agent-sdk.sh
@@ -58,4 +58,9 @@ agent_run() {
     printf '%s' "$new_sid" > "$SID_FILE"
     log "agent_run: session_id=${new_sid:0:12}..."
   fi
+
+  # Save output for diagnostics (no_push, crashes)
+  _AGENT_LAST_OUTPUT="$output"
+  local diag_file="${DISINTO_LOG_DIR:-/tmp}/dev/agent-run-last.json"
+  printf '%s' "$output" > "$diag_file" 2>/dev/null || true
 }