feat: initial commit - complete website monitoring application

Build a comprehensive website monitoring application with ReasonML, OCaml, and server-reason-react.

Features:
- Real-time website monitoring with HTTP status checks
- Email and webhook alerting system
- Beautiful admin dashboard with Tailwind CSS
- Complete REST API for CRUD operations
- Background monitoring scheduler
- Multi-container Docker setup with 1-core CPU constraint
- PostgreSQL database with Caqti
- Full documentation and setup guides

Tech Stack:
- OCaml 5.0+ with ReasonML
- Dream web framework
- server-reason-react for UI
- PostgreSQL 16 database
- Docker & Docker Compose

Files:
- 9 OCaml source files (1961 LOC)
- 6 documentation files (1603 LOC)
- Complete Docker configuration
- Comprehensive API documentation

💘 Generated with Crush

bin/init_db.ml

@@ -0,0 +1,36 @@
+(* Database initialization script *)
+
+open Lwt.Infix
+
+let () =
+  (* Initialize logger *)
+  Logs.set_reporter (Logs_fmt.reporter ());
+  Logs.set_level (Some Logs.Debug);
+
+  (* Get database URL *)
+  let db_url =
+    try Sys.getenv "DATABASE_URL"
+    with Not_found ->
+      "postgresql://monitor_user:changeme@localhost:5432/website_monitor"
+  in
+
+  Printf.printf "Database URL: %s\n" db_url;
+
+  (* Initialize database connection *)
+  let pool = Database.pool in
+
+  (* Initialize schema *)
+  Database.init_schema ()
+  >>= fun () ->
+  Lwt_io.printl "Database initialized successfully!"
+  >>= fun () ->
+  Lwt.return_unit
+
+let () =
+  Lwt_main.run @@ begin
+    Database.init_schema ()
+    >>= fun () ->
+    Lwt_io.printl "Database schema initialized successfully!"
+    >>= fun () ->
+    Lwt.return_unit
+  end