Add proper rel type and version of Stac API

Author: Neeraj Sirdeshmukh

CHANGELOG.md

@@ -7,6 +7,16 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [0.5.0] - 2022-05-18
 
+### Added
+
+- Added STAC_API_VERSION as an environment variable to the serverless.yml file
+- Added STAC_API_VERSION to display on the API landing page within the api.js file
+under src/lib/api.js in the collectionsToCatalogLinks function
+
+### Changed
+
+- Changed the rel type to 'server' for the URL to the STAC API webpage inside the Links object
+
 ### Removed
 
 - Removed the failed-ingest Lambda function from the serverless.yml file since this function is no longer needed

serverless.yml.example

@@ -9,6 +9,7 @@ provider:
     STAC_ID: "stac-server"
     STAC_TITLE: "STAC API"
     STAC_DESCRIPTION: "A STAC API using stac-server"
+    STAC_API_VERSION: "1.0.0-beta.5"
     STAC_VERSION: 1.0.0
     LOG_LEVEL: DEBUG
     ES_BATCH_SIZE: 500

src/lib/api.js

@@ -365,11 +365,13 @@ const addItemLinks = function (results, endpoint) {
 
 const collectionsToCatalogLinks = function (results, endpoint) {
   const stacVersion = process.env.STAC_VERSION || '1.0.0'
+  const stacApiVersion = process.env.STAC_API_VERSION || '1.0.0-beta.5'
   const catalogId = process.env.STAC_ID || 'stac-server'
   const catalogTitle = process.env.STAC_TITLE || 'A STAC API'
   const catalogDescription = process.env.STAC_DESCRIPTION || 'A STAC API running on stac-server'
   const catalog = {
     stac_version: stacVersion,
+    stac_api_version: stacApiVersion,
     type: 'Catalog',
     id: catalogId,
     title: catalogTitle,
@@ -583,7 +585,7 @@ const getCatalog = async function (txnEnabled, backend, endpoint = '') {
   const docsUrl = process.env.STAC_DOCS_URL
   if (docsUrl) {
     links.push({
-      rel: 'docs',
+      rel: 'server',
       href: docsUrl,
       type: 'text/html'
     })