Phase 1 — crash recovery: SSE auto-reconnect + backoff, polling gate during disconnect, connection banner with retry button, empty-response retry 3x, non-terminal resume on empty response, persistent error cards. Phase 2/4 — visibility + continuation: custom ExecutionStatus renderer, approvals extracted on every tool_result (not just done), activity bar with status/goal, SessionDigest live polling, Continue button. Phase 3 — cleanup: complete_task auto-cancels orphaned approvals, deletes assent/destructive window keys, propose_plan marks pending steps as replaced, plan step seq-order enforcement. Phase 5 — knowledge loop: list_lxcs state filter (active/destroyed), SOUL.md unmissable writeback section, propose_plan validation nudge, complete_task writeback check, upsert_knowledge about array support, plan generation grouping in frontend, session approval count badge. Retire request_execution — all mutations now route through run. Updated SOUL.md, AGENTS.md, CLIENTS.md, skills, and agent system notes. Migration 020: plan step generation column, audit_log session_id index, nomos_plan_executions pending-approval index.
83 lines
3.2 KiB
Markdown
83 lines
3.2 KiB
Markdown
---
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name: session-review
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description: "Examine a Nomos chat session, compare the user's objective with the actual outcome, identify causes of failure (missing tools, excessive tool calls, blocked actions, model behavior), and propose concrete fixes."
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risk_class: reversible_low
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inputs: [session_id]
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---
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# Session review
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Analyze Nomos chat sessions from the live database, diff objectives
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against outcomes, and propose fixes.
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## 1. Retrieve session data
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```bash
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# List recent sessions
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curl -s http://localhost:8092/sessions | jq '.sessions[:5]'
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# Fetch one session with messages
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curl -s http://localhost:8092/sessions/{session_id} | jq .
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```
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## 2. Classify the session
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For each session determine:
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| Dimension | Check |
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|-----------|-------|
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| Objective | What was the user trying to accomplish? |
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| Outcome | Was it achieved? (read final assistant text) |
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| Tool calls | Count, unique tools, redundancy (e.g., N+1 fan-out) |
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| Blockers | Missing action? Missing tool? Model refusal? Empty response? |
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| User frustration | Did the user need to clarify/correct/repeat? |
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| Message sizes | Content blob sizes — truncation needed? |
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## 3. Key failure signatures
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| Signature | Root cause | Fix |
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|-----------|-----------|-----|
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| Agent: "I can't run X" | Missing target or capability | Use `run` with shell command — there is no fixed action enum anymore |
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| Agent: "No local knowledge on that" + no web tool | Missing `http_get` / web fetch MCP tool | Add MCP tool |
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| Empty assistant bubble (text="", no tools) | Model returned blank completion | Retry + error surfacing |
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| Non-English boilerplate refusal | Flash-tier model degradation | Response quality guard |
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| >30 tool calls per turn, same tool repeated | N+1 fan-out instead of bulk tool | Enrich bulk tools + tighten SOUL.md |
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| Message >50KB in DB | Raw tool results persisted verbatim | Truncation in `store.go` |
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## 4. Extract patterns across sessions
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```bash
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# All sessions summary
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curl -s http://localhost:8092/sessions | jq -r '.sessions[] | "\(.id[:8]) \(.title[:80]) \(.created_at[:16])"'
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# Message count + tool count per session
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for id in $(curl -s http://localhost:8092/sessions | jq -r '.sessions[].id'); do
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msgs=$(curl -s "http://localhost:8092/sessions/$id" | jq '.messages | length')
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tools=$(curl -s "http://localhost:8092/sessions/$id" | jq '[.messages[].content.tool_calls | length] | add')
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echo "$id $msgs msgs $tools tools"
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done
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```
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## 5. Output format
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```
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Session: {id[:8]} — "{title[:60]}"
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Messages: {N} ({user}/{assistant})
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Tool calls: {total} across {turns} turns
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Top tools: {name:count, name:count, ...}
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Objective: {one-line summary}
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Outcome: ✅ / ❌ / ⚠️
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Blockers: {list or "none"}
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Fixes needed: {concrete actions}
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Severity: blocker | friction | cosmetic
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```
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## Related files
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- `cmd/nomos/agent.go` — agent loop, tool building, response guards
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- `cmd/nomos/store.go` — session + message persistence
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- `internal/mcp/server.go` — all tool implementations (`run`, `list_lxcs`, …)
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- `web/src/lib/components/ToolCallGroup.svelte` — tool result display
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- `nomos/SOUL.md` — agent persona and tool selection rules
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- `plans/2026-07-09-chat-sessions-improvements.md` — prior session findings
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- `plans/2026-07-09-session-execution-and-ux-fixes.md` — latest plan
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