feat(billing): x402 USDC payments — top-up, transactions, discovery, pay-per-deploy

apps/api/drizzle/0032_melodic_onslaught.sql

@@ -0,0 +1,22 @@
+CREATE TYPE "public"."x402_transaction_status" AS ENUM('pending', 'settled', 'succeeded', 'failed');--> statement-breakpoint
+CREATE TABLE "x402_transactions" (
+	"id" uuid PRIMARY KEY DEFAULT uuid_generate_v4() NOT NULL,
+	"user_id" uuid NOT NULL,
+	"status" "x402_transaction_status" DEFAULT 'pending' NOT NULL,
+	"amount" integer NOT NULL,
+	"currency" varchar(3) DEFAULT 'usd' NOT NULL,
+	"network" varchar(100) NOT NULL,
+	"asset" varchar(255) NOT NULL,
+	"payment_hash" varchar(64) NOT NULL,
+	"payer_address" varchar(255),
+	"settlement_tx_hash" varchar(255),
+	"error_message" varchar(1000),
+	"created_at" timestamp DEFAULT now() NOT NULL,
+	"updated_at" timestamp DEFAULT now() NOT NULL
+);
+--> statement-breakpoint
+ALTER TABLE "x402_transactions" ADD CONSTRAINT "x402_transactions_user_id_userSetting_id_fk" FOREIGN KEY ("user_id") REFERENCES "public"."userSetting"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint
+CREATE UNIQUE INDEX "x402_transactions_payment_hash_unique" ON "x402_transactions" USING btree ("payment_hash");--> statement-breakpoint
+CREATE INDEX "x402_transactions_user_id_idx" ON "x402_transactions" USING btree ("user_id");--> statement-breakpoint
+CREATE INDEX "x402_transactions_status_idx" ON "x402_transactions" USING btree ("status");--> statement-breakpoint
+CREATE INDEX "x402_transactions_user_id_created_at_idx" ON "x402_transactions" USING btree ("user_id","created_at");

apps/api/drizzle/0033_x402_deploy_columns.sql

@@ -0,0 +1,2 @@
+ALTER TABLE "x402_transactions" ADD COLUMN "deployment_dseq" varchar(100);--> statement-breakpoint
+ALTER TABLE "x402_transactions" ADD COLUMN "deploy_failed" boolean DEFAULT false NOT NULL;