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feat(api): add X-NexusGate-ReqId request deduplication #59

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Merged
pescn merged 9 commits into from
Jan 24, 2026
Merged

feat(api): add X-NexusGate-ReqId request deduplication #59

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4336fff
feat(api): add X-NexusGate-ReqId request deduplication
pescn Jan 24, 2026
506d717
fix: address PR review feedback
pescn Jan 24, 2026
b4f3013
fix(api): finalize pre-created completion on failure paths
pescn Jan 24, 2026
a30105d
fix(api): improve ReqId handling robustness
pescn Jan 24, 2026
9cd6aad
fix(api): return 400 error when ReqId exceeds max length
pescn Jan 24, 2026
e849a88
fix(api): fix SSE error format and preserve tool_calls in cached resp…
pescn Jan 24, 2026
b044356
refactor(api): reduce ReqId handling code duplication and improve val…
pescn Jan 24, 2026
60b7842
refactor(api): consolidate ReqId handling with helper functions
pescn Jan 24, 2026
cdbefc4
fix(db): use PostgreSQL error code for unique constraint detection
pescn Jan 24, 2026
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7 changes: 7 additions & 0 deletions backend/drizzle/0011_outgoing_johnny_blaze.sql
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Original file line number Diff line number Diff line change
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ALTER TYPE "public"."completions_status" ADD VALUE 'cache_hit';--> statement-breakpoint
ALTER TABLE "completions" ADD COLUMN "req_id" varchar(127);--> statement-breakpoint
ALTER TABLE "completions" ADD COLUMN "source_completion_id" integer;--> statement-breakpoint
ALTER TABLE "completions" ADD COLUMN "api_format" varchar(31);--> statement-breakpoint
ALTER TABLE "completions" ADD COLUMN "cached_response" jsonb;--> statement-breakpoint
ALTER TABLE "completions" ADD CONSTRAINT "completions_source_completion_id_completions_id_fk" FOREIGN KEY ("source_completion_id") REFERENCES "public"."completions"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
CREATE UNIQUE INDEX "completions_api_key_req_id_unique" ON "completions" ("api_key_id", "req_id") WHERE "req_id" IS NOT NULL;
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