feat(mcp): queue long-running calculations

2026-10-29 18:25:15 +08:00
parent 2865811f1b
commit 63af998045
32 changed files with 1588 additions and 72 deletions
@@ -0,0 +1,23 @@
+-- Apply independently to each project's business database.
+CREATE SCHEMA IF NOT EXISTS workbench;
+CREATE TABLE IF NOT EXISTS workbench.calculation_jobs (
+    job_id uuid PRIMARY KEY,
+    project_id uuid NOT NULL,
+    owner_user_id uuid NOT NULL,
+    request_key text NOT NULL,
+    tool text NOT NULL,
+    parameters jsonb NOT NULL,
+    binding jsonb NOT NULL,
+    timeout_seconds integer NOT NULL CHECK (timeout_seconds BETWEEN 1 AND 86400),
+    status text NOT NULL DEFAULT 'queued' CHECK (status IN
+      ('queued','running','cancel_requested','succeeded','failed','cancelled','timed_out','interrupted')),
+    result jsonb,
+    error jsonb,
+    lease_generation bigint NOT NULL DEFAULT 0,
+    lease_owner text,
+    lease_expires_at timestamptz,
+    created_at timestamptz NOT NULL DEFAULT clock_timestamp(),
+    updated_at timestamptz NOT NULL DEFAULT clock_timestamp(),
+    UNIQUE(project_id,owner_user_id,request_key)
+);
+CREATE INDEX IF NOT EXISTS calculation_jobs_queue ON workbench.calculation_jobs(project_id,status,created_at);