BlazeUp-AI/Observal](https:

[1.4.0] - 2026-05-31

Added

• make sensitive settings write-once and retractable (security) (b6b4fc1)

Fixed

• correct tool count and strip ANSI from thinking blocks (ui+parser) (cb97420)
• fix off-by-one in byte offset tracking (pi-extension) (39e2135)
• prevent partial line reads during concurrent agent writes (cli) (c9f9b32)
• fix TS type errors in incremental session fetch (frontend) (794f98b)
• add tmpfs mounts and remove enterprise image logic (infra) (02886aa)

Other

• remove obsolete release-enterprise workflow (cdf0078)

Performance

• add partition key to session_stats_agg (clickhouse) (013aae1)
• tune for 512M container with 500+ concurrent users (postgres) (bc161e0)
• convert 3 BaseHTTPMiddleware to pure ASGI (middleware) (0b7096a)
• add slim query variants without blob columns (clickhouse) (1415fb1)
• skip dedup query on first push with Redis flag guard (ingest) (575842d)
• incremental session detail fetch with after_offset (frontend) (b64a8a2)
• add after_offset param for incremental detail fetch (sessions) (6e2676b)
• raise merge tree part thresholds for high ingest (clickhouse) (cce4b91)
• cache agent_id name→UUID resolution in Redis (5min TTL) (ingest) (90e19fd)
• combine 15 regex patterns into single alternation (redactor) (847ecde)
• enable async_insert with sync override for audit (clickhouse) (b890023)
• set maxmemory 200mb with volatile-lru eviction (redis) (22a4f2b)
• add rate limit of 300/minute per client IP (ingest) (cd66b15)
• skip ContentType depth check on ingest/telemetry (middleware) (22acc2b)
• remove GZipMiddleware, nginx handles compression (middleware) (0d68724)
• remove _invalidate_cache from hot-path inserts (cache) (8314cca)
• reduce session detail polling to 5s fallback (frontend) (cd0a61c)
• increase max_jobs from 5 to 15 (worker) (9504a75)
• add uvicorn workers for multi-core throughput (docker) (8c7181d)
• increase connection pool sizes for 500+ concurrent users (scale) (c28d325)
• set keepalive connections equal to max connections (clickhouse) (8ffb7ee)
• add upstream keepalive and WebSocket timeout (nginx) (6465c6e)
• fire-and-forget Redis publish on session ingest (ingest) (cf502c4)
• use session-specific channels for targeted fan-out (pubsub) (bc615fe)
• use OrderedDict for O(1) LRU eviction in registry cache (cache) (c1fa3fd)
• add partition-independent FINAL optimization (dashboard) (c8f09ad)
• parallelize ClickHouse queries with asyncio.gather (dashboard) (dcb03fd)
• pipeline 3 Redis checks into 1 round-trip (auth) (9a777fd)
• publish sessions:updated on successful session ingest (ingest) (f6e8450)