refactor: Cleanup Ruby quickstart documentation

- Remove emojis and informal language
- Clarify terminal usage for API calls
- Standardize headings

Signed-off-by: Atul Chahar <chaharatul92@gmail.com>

Author: Atul-Chahar

pr_description.md

@@ -0,0 +1,22 @@
+## Description
+This PR adds a new Quickstart guide for **Ruby (Sinatra + PostgreSQL)**.
+
+It includes:
+- A new guide: `samples-sinatra-postgres.md`
+- Updates to `QuickStartFilter.js` to include Ruby language support.
+- Updates to `QuickStartList.js` to list the new quickstart.
+- Sidebar updates in `version-4.0.0-sidebars.json`.
+- Terminal screenshots for both Docker and local setups.
+
+## Related Issue
+Fixes #3521
+
+## Checklist
+- [x] Documentation build passes (`npm run build`)
+- [x] Added new language to `QuickStartFilter.js`
+- [x] Added configuration for the new quickstart in `QuickStartList.js`
+- [x] Added screenshots for commands (Record, Test, API calls)
+- [x] Verified links and formatting
+
+## Sample Code
+The sample application code is available at: [Atul-Chahar/samples-ruby](https://github.com/Atul-Chahar/samples-ruby/tree/master/sinatra-postgres)

src/components/QuickStartFilter.js

@@ -1,7 +1,7 @@
 import React, { useState } from "react";
 import quickstarts from "./QuickStartList";
 import Link from "@docusaurus/Link";
-import { FaGolang } from "react-icons/fa6";
+import { FaGolang, FaRust } from "react-icons/fa6";
 import { FaJava, FaLaptopCode, FaDocker, FaPython, FaCheck, FaArrowRight, FaArrowLeft } from "react-icons/fa";
 import { TbBrandCSharp } from "react-icons/tb";
 import { DiRuby } from "react-icons/di";
@@ -30,6 +30,7 @@ export default function QuickstartFilter({ defaultLanguage = null }) {
     { name: "JS/TS", icon: <IoLogoJavascript size={24} />, color: "#F7DF1E" },
     { name: "C#", icon: <TbBrandCSharp size={24} />, color: "#512BD4" },
     { name: "Ruby", icon: <DiRuby size={24} />, color: "#CC342D" },
+    { name: "Rust", icon: <FaRust size={24} />, color: "#DEA584" },
   ];
 
   const servers = [

src/components/QuickStartList.js

@@ -414,6 +414,24 @@ const quickstarts = [
       "A sample User CRUD app to demonstrate how seamlessly Keploy integrates with Sinatra and PostgreSQL.",
     link: "/docs/quickstart/samples-sinatra-postgres/#running-app-locally-on-linuxwsl-",
   },
+
+  // Rust list
+  {
+    title: "Actix + Postgres",
+    language: "Rust",
+    server: "Docker",
+    description:
+      "A sample Actix-web app to demonstrate how seamlessly Keploy integrates with Rust and PostgreSQL.",
+    link: "/docs/quickstart/rust-actix-postgres/#option-1-using-docker-compose-",
+  },
+  {
+    title: "Actix + Postgres",
+    language: "Rust",
+    server: "Local",
+    description:
+      "A sample Actix-web app to demonstrate how seamlessly Keploy integrates with Rust and PostgreSQL.",
+    link: "/docs/quickstart/rust-actix-postgres/#option-2-running-locally-",
+  },
 ];
 
 export default quickstarts;