feat: ✨ add RSS and Atom feeds with caching and nice links

docker_dev/mysql_schema.sql

@@ -40,6 +40,17 @@ CREATE TABLE path_access_counts (
 	PRIMARY KEY(access_time, post_path, agent, referrer)
 );
 
+CREATE TABLE feed_cache (
+	search_path VARCHAR(255),
+	export_type VARCHAR(255),
+
+	feed_created_on DATETIME DEFAULT CURRENT_TIMESTAMP,
+
+	feed_content MEDIUMTEXT,
+
+	PRIMARY KEY(search_path, export_type)
+);
+
 INSERT INTO posts (post_path, post_path_depth, post_metadata, post_content)
 VALUES (
 	'/about',