prepare for 1.0.0 release

.remarkignore

@@ -1 +1,2 @@
-/CHANGELOG.md
+/CHANGELOG.md
+.github/pull_request_template.md

CHANGELOG.md

@@ -1,11 +1,17 @@
 # Changelog
+
 All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [v1.0.0] - 2023-09-28
+
+### Changed
+
+- Updated maturity to Stable.
 
-## [v1.0.0-rc.2] - TBD
+## [v1.0.0-rc.2] - 2022-11-01
 
 ### Fixed
 
@@ -206,7 +212,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 See the [stac-spec CHANGELOG](https://github.com/radiantearth/stac-spec/blob/v0.9.0/CHANGELOG.md)
 for STAC API releases prior to or equal to version 0.9.0.
 
-[Unreleased]: <https://github.com/stac-api-extensions/sort/compare/v1.0.0-rc.2..main>
+[Unreleased]: <https://github.com/stac-api-extensions/sort/compare/v1.0.0..main>
+[v1.0.0]: <https://github.com/stac-api-extensions/sort/tree/v1.0.0>
 [v1.0.0-rc.2]: <https://github.com/stac-api-extensions/sort/tree/v1.0.0-rc.2>
 [v1.0.0-rc.1]: <https://github.com/radiantearth/stac-api-spec/tree/v1.0.0-rc.1>
 [v1.0.0-beta.5]: <https://github.com/radiantearth/stac-api-spec/tree/v1.0.0-beta.5>

README.md

@@ -2,21 +2,21 @@
 
 - [STAC API - Sort Extension Specification](#stac-api---sort-extension-specification)
   - [Overview](#overview)
-  - [HTTP GET (or POST Form)](#http-get-or-post-form)
+  - [HTTP GET](#http-get)
   - [HTTP POST JSON Entity](#http-post-json-entity)
 
 ## Overview
 
 - **Title:** Sort
 - **OpenAPI specification:** [openapi.yaml](openapi.yaml)
 - **Conformance Classes:**
-  - **STAC API - Item Search** binding: <https://api.stacspec.org/v1.0.0-rc.2/item-search#sort>
-  - **STAC API - Features** binding: <https://api.stacspec.org/v1.0.0-rc.2/ogcapi-features#sort>
+  - **STAC API - Item Search** binding: <https://api.stacspec.org/v1.0.0/item-search#sort>
+  - **STAC API - Features** binding: <https://api.stacspec.org/v1.0.0/ogcapi-features#sort>
 - **Scope:** STAC API - Features, STAC API - Item Search
-- **[Extension Maturity Classification](https://github.com/radiantearth/stac-api-spec/tree/main/README.md#maturity-classification):** Candidate
+- **[Extension Maturity Classification](https://github.com/radiantearth/stac-api-spec/tree/main/README.md#maturity-classification):** Stable
 - **Dependencies:**
-  - [STAC API - Item Search](https://github.com/radiantearth/stac-api-spec/tree/v1.0.0-rc.2/item-search)
-  - [STAC API - Features](https://github.com/radiantearth/stac-api-spec/tree/v1.0.0-rc.2/item-search)
+  - [STAC API - Item Search](https://github.com/radiantearth/stac-api-spec/tree/v1.0.0/item-search)
+  - [STAC API - Features](https://github.com/radiantearth/stac-api-spec/tree/v1.0.0/item-search)
 - **Owner**: @philvarner
 
 This specification defines a new parameter, `sortby`, that allows the user to define the fields by which
@@ -34,8 +34,8 @@ fields in Item Properties to be prefixed with `properties.` or not, or support u
 name, e.g., `properties.datetime` or `datetime`.
 
 Sort behavior may be bound to either or both of
-[STAC API - Item Search](https://github.com/radiantearth/stac-api-spec/tree/v1.0.0-rc.2/item-search) (`/search` endpoint) or
-[STAC API - Features](https://github.com/radiantearth/stac-api-spec/tree/v1.0.0-rc.2/ogcapi-features)
+[STAC API - Item Search](https://github.com/radiantearth/stac-api-spec/tree/v1.0.0/item-search) (`/search` endpoint) or
+[STAC API - Features](https://github.com/radiantearth/stac-api-spec/tree/v1.0.0/ogcapi-features)
 (`/collections/{collectionId}/items` endpoint) by advertising the relevant conformance class.
 
 Fields may be sorted in ascending or descending order.  The syntax between GET requests and POST requests with a JSON
@@ -46,12 +46,12 @@ the data in the order provided (e.g., first by `datetime`, then by `eo:cloud_cov
 worked on as part of OGC API - Records, see [this issue](https://github.com/opengeospatial/ogcapi-records/issues/22)
 for the latest discussion.*
 
-## HTTP GET (or POST Form)
+## HTTP GET
 
-When calling a relevant endpoint using GET (or POST with `Content-Type: application/x-www-form-urlencoded` or
-`Content-Type: multipart/form-data)`, a single parameter `sortby` with a comma-separated list of item field names must
+When calling a relevant endpoint using GET, a single parameter `sortby` with a comma-separated list of item field names must
 be provided. The field names may be prefixed with either "+" for ascending, or "-" for descending.  If no sign is
-provided before the field name, it will be assumed to be "+".
+provided before the field name, it will be assumed to be "+". Note that `+` is used commonly
+by URL encoding as a space, so some tools may require escaping this literal `+` with a URL encoding of `%2B`.  
 
 Examples of `sortby` parameter: