curl --request POST \
  --url https://api.craftkit.dev/v1/projects/{id}/templates/copy \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "sourceProjectSlug": "template-library",
  "sourceTemplateSlug": "e-charterparty",
  "name": "E-Charterparty (Acme)"
}
'

import requests

url = "https://api.craftkit.dev/v1/projects/{id}/templates/copy"

payload = {
    "sourceProjectSlug": "template-library",
    "sourceTemplateSlug": "e-charterparty",
    "name": "E-Charterparty (Acme)"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    sourceProjectSlug: 'template-library',
    sourceTemplateSlug: 'e-charterparty',
    name: 'E-Charterparty (Acme)'
  })
};

fetch('https://api.craftkit.dev/v1/projects/{id}/templates/copy', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.craftkit.dev/v1/projects/{id}/templates/copy",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'sourceProjectSlug' => 'template-library',
    'sourceTemplateSlug' => 'e-charterparty',
    'name' => 'E-Charterparty (Acme)'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.craftkit.dev/v1/projects/{id}/templates/copy"

	payload := strings.NewReader("{\n  \"sourceProjectSlug\": \"template-library\",\n  \"sourceTemplateSlug\": \"e-charterparty\",\n  \"name\": \"E-Charterparty (Acme)\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.craftkit.dev/v1/projects/{id}/templates/copy")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"sourceProjectSlug\": \"template-library\",\n  \"sourceTemplateSlug\": \"e-charterparty\",\n  \"name\": \"E-Charterparty (Acme)\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.craftkit.dev/v1/projects/{id}/templates/copy")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"sourceProjectSlug\": \"template-library\",\n  \"sourceTemplateSlug\": \"e-charterparty\",\n  \"name\": \"E-Charterparty (Acme)\"\n}"

response = http.request(request)
puts response.read_body

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "projectId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "slug": "<string>",
  "name": "<string>",
  "currentVersionNumber": 123,
  "sourceProjectId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "sourceTemplateId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "sourceVersionNumber": 123,
  "alreadyExisted": true
}

{
  "id": "3f9b6c2e-1a2b-4c3d-9e8f-7a6b5c4d3e2f",
  "projectId": "8f2a1c3e-4b5d-4e6f-9a1b-2c3d4e5f6a7b",
  "slug": "e-charterparty-acme",
  "name": "E-Charterparty (Acme)",
  "currentVersionNumber": 1,
  "sourceProjectId": "1d2e3f4a-5b6c-7d8e-9f0a-1b2c3d4e5f6a",
  "sourceTemplateId": "9e8f7a6b-5c4d-3e2f-1a2b-3f9b6c2e1a2b",
  "sourceVersionNumber": 6,
  "alreadyExisted": false
}

{
  "error": {
    "code": "unauthorized",
    "message": "Missing Bearer token."
  }
}

{
  "error": {
    "code": "source_template_not_found",
    "message": "No template 'e-charterparty' in the source project."
  }
}

{
  "error": {
    "code": "no_published_version",
    "message": "Source template has no published version to copy."
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "sourceProjectId or sourceProjectSlug is required."
  }
}