feat(ops): add endpoint/model/request_type fields to error log structs + safeUpstreamURL

backend/migrations/079_ops_error_logs_add_endpoint_fields.sql

@@ -0,0 +1,28 @@
+-- Ops error logs: add endpoint, model mapping, and request_type fields
+-- to match usage_logs observability coverage.
+--
+-- All columns are nullable with no default to preserve backward compatibility
+-- with existing rows.
+
+SET LOCAL lock_timeout = '5s';
+SET LOCAL statement_timeout = '10min';
+
+-- 1) Standardized endpoint paths (analogous to usage_logs.inbound_endpoint / upstream_endpoint)
+ALTER TABLE ops_error_logs
+    ADD COLUMN IF NOT EXISTS inbound_endpoint VARCHAR(256),
+    ADD COLUMN IF NOT EXISTS upstream_endpoint VARCHAR(256);
+
+-- 2) Model mapping fields (analogous to usage_logs.requested_model / upstream_model)
+ALTER TABLE ops_error_logs
+    ADD COLUMN IF NOT EXISTS requested_model VARCHAR(100),
+    ADD COLUMN IF NOT EXISTS upstream_model VARCHAR(100);
+
+-- 3) Granular request type enum (analogous to usage_logs.request_type: 0=unknown, 1=sync, 2=stream, 3=ws_v2)
+ALTER TABLE ops_error_logs
+    ADD COLUMN IF NOT EXISTS request_type SMALLINT;
+
+COMMENT ON COLUMN ops_error_logs.inbound_endpoint IS 'Normalized client-facing API endpoint path, e.g. /v1/chat/completions. Populated from InboundEndpointMiddleware.';
+COMMENT ON COLUMN ops_error_logs.upstream_endpoint IS 'Normalized upstream endpoint path derived from platform, e.g. /v1/responses.';
+COMMENT ON COLUMN ops_error_logs.requested_model IS 'Client-requested model name before mapping (raw from request body).';
+COMMENT ON COLUMN ops_error_logs.upstream_model IS 'Actual model sent to upstream provider after mapping. NULL means no mapping applied.';
+COMMENT ON COLUMN ops_error_logs.request_type IS 'Request type enum: 0=unknown, 1=sync, 2=stream, 3=ws_v2. Matches usage_logs.request_type semantics.';