Actually save things! Yay!

migrations/20230319163531_timestamp_function.down.sql

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+DROP FUNCTION IF EXISTS set_updated_timestamp;

migrations/20230319163531_timestamp_function.up.sql

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+CREATE OR REPLACE FUNCTION set_updated_timestamp()
+RETURNS TRIGGER AS $$
+BEGIN
+    NEW.updated_at = now(); 
+    RETURN NEW;
+END;
+$$ language 'plpgsql';

migrations/20230319165242_facts.down.sql

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+DROP TABLE IF EXISTS "facts";

migrations/20230319165242_facts.up.sql

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+CREATE TABLE IF NOT EXISTS "facts" (
+    "id" uuid PRIMARY KEY DEFAULT gen_random_uuid(),
+    "channel_id" text,
+    "author_id" text NOT NULL,
+    "last_interaction_id" text NOT NULL,
+    "name" text NOT NULL,
+    "value" text NOT NULL,
+    "expiration" interval NULL,
+    "version" int NOT NULL DEFAULT 0,
+    "created_at" timestamptz NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updated_at" timestamptz NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    CONSTRAINT facts_origin_key UNIQUE NULLS NOT DISTINCT ("channel_id", "author_id", "name")
+);
+CREATE TRIGGER "set_facts_updated" BEFORE
+UPDATE ON "facts" FOR EACH ROW EXECUTE PROCEDURE set_updated_timestamp();