CREATE TABLE "sensitive_words" ( "id" serial PRIMARY KEY NOT NULL, "word" varchar(255) NOT NULL, "match_type" varchar(20) DEFAULT 'contains' NOT NULL, "description" text, "is_enabled" boolean DEFAULT true NOT NULL, "created_at" timestamp with time zone DEFAULT now(), "updated_at" timestamp with time zone DEFAULT now() ); --> statement-breakpoint ALTER TABLE "message_request" ADD COLUMN "blocked_by" varchar(50);--> statement-breakpoint ALTER TABLE "message_request" ADD COLUMN "blocked_reason" text;--> statement-breakpoint CREATE INDEX "idx_sensitive_words_enabled" ON "sensitive_words" USING btree ("is_enabled","match_type");--> statement-breakpoint CREATE INDEX "idx_sensitive_words_created_at" ON "sensitive_words" USING btree ("created_at");