Changeset 0.22.4 (#146)

server/database/migrations/sqlite/014_v0224_health_enhance.sql

@@ -0,0 +1,22 @@
+-- v0.22.4: Rate limit tracking, tool health, project files (SQLite).
+
+-- Rate limit column (SQLite requires full rebuild or default — use default).
+ALTER TABLE provider_health ADD COLUMN rate_limit_count INTEGER NOT NULL DEFAULT 0;
+
+-- Tool Health
+CREATE TABLE IF NOT EXISTS tool_health (
+    id              TEXT PRIMARY KEY,
+    tool_name       TEXT NOT NULL,
+    window_start    TEXT NOT NULL,
+    request_count   INTEGER NOT NULL DEFAULT 0,
+    error_count     INTEGER NOT NULL DEFAULT 0,
+    total_latency_ms INTEGER NOT NULL DEFAULT 0,
+    max_latency_ms  INTEGER NOT NULL DEFAULT 0,
+    last_error      TEXT,
+    last_error_at   TEXT,
+    updated_at      TEXT NOT NULL DEFAULT (datetime('now')),
+    UNIQUE (tool_name, window_start)
+);
+
+-- Project Files
+ALTER TABLE attachments ADD COLUMN project_id TEXT REFERENCES projects(id) ON DELETE CASCADE;