feat: 모든 API를 기록하는 시스템

- sqlite3에 기록
- 느려지지 않기를...

f_install/sql/api_log.sql

@@ -0,0 +1,17 @@
+CREATE TABLE IF NOT EXISTS "api_log" (
+	"id"	INTEGER NOT NULL,
+	"user_id"	INTEGER NOT NULL,
+	"ip"	TEXT NOT NULL,
+	"date"	TEXT NOT NULL,
+	"path"	TEXT NOT NULL,
+	"arg"	TEXT,
+	"aux"	TEXT,
+	PRIMARY KEY("id" AUTOINCREMENT)
+);
+CREATE INDEX IF NOT EXISTS "by_date" ON "api_log" (
+	"date"	DESC
+);
+CREATE INDEX IF NOT EXISTS "by_user" ON "api_log" (
+	"user_id"	ASC,
+	"date"	DESC
+);