chore: add gitpod and codespaces

Author: sooluh

.gitpod.yml

@@ -0,0 +1,16 @@
+tasks:
+  - init: npm install
+    command: npm run dev
+
+ports:
+  - port: 3000
+    onOpen: open-browser
+
+vscode:
+  extensions:
+    - EditorConfig.EditorConfig
+    - ms-vscode.vscode-typescript-next
+    - oderwat.indent-rainbow
+    - wix.vscode-import-cost
+    - kamikillerto.vscode-colorize
+    - aaron-bond.better-comments

README.md

@@ -72,6 +72,12 @@ The fastest way to use it privately on PaaS available
     <img height="32" alt="Open in IDX" src="https://cdn.idx.dev/btn/open_purple_32.svg">
   </picture>
 </a>
+<a href="https://gitpod.io/#https://github.com/sooluh/kodepos">
+  <img alt="Open in Gitpod" src="https://gitpod.io/button/open-in-gitpod.svg" height="32" />
+</a>
+<a href="https://codespaces.new/sooluh/kodepos">
+  <img alt="Open in GitHub Codespaces" src="https://github.com/codespaces/badge.svg" height="32" />
+</a>
 
 ## Endpoints