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

website_monitor.opam

@@ -0,0 +1,41 @@
+opam-version: "2.0"
+synopsis: "Website monitoring application with alerts"
+description: "Monitor websites for HTTP 200 status deviations with admin dashboard and API"
+maintainer: ["Your Name <your.email@example.com>"]
+authors: ["Your Name <your.email@example.com>"]
+license: "MIT"
+homepage: "https://github.com/username/website_monitor"
+bug-reports: "https://github.com/username/website_monitor/issues"
+depends: [
+  "ocaml" {>= "5.0"}
+  "dune" {>= "3.11"}
+  "dream" {>= "1.0.0"}
+  "reason" {>= "3.8"}
+  "server-reason-react" {>= "5.0"}
+  "caqti" {>= "2.1"}
+  "caqti-dream" {>= "2.1"}
+  "lwt" {>= "5.6"}
+  "lwt_ppx"
+  "yojson" {>= "2.1"}
+  "ocaml-protoc-plugin" {>= "8.0"}
+  "cohttp-lwt-unix" {>= "5.0"}
+  "ocaml-ssl" {>= "0.7"}
+  "calendar" {>= "2.4"}
+  "cmdliner"
+  "ipaddr"
+  "ptime"
+  "fmt"
+  "logs" {>= "0.7"}
+  "logs-fmt"
+  "angstrom"
+  "base64"
+]
+build: [
+  ["dune" "subst"] {dev}
+  ["dune" "build" "-p" name "-j" jobs]
+]
+dev-repo: "git+https://github.com/username/website_monitor.git"
+url {
+  src: "https://github.com/username/website_monitor/archive/refs/tags/v1.0.0.tar.gz"
+  checksum: "md5=dummy-checksum"
+}