feat!: initial Sanity Studio v3 release

BREAKING CHANGE: this version does not work in Sanity Studio v2

Author: snorrees

.github/workflows/main.yml

@@ -16,7 +16,7 @@ on:
   pull_request:
   # Build on commits pushed to branches without a PR if it's in the allowlist
   push:
-    branches: [main, v3]
+    branches: [main, studio-v2]
   # https://docs.github.com/en/actions/managing-workflow-runs/manually-running-a-workflow
   workflow_dispatch:
     inputs:
@@ -96,7 +96,7 @@ jobs:
         with:
           cache: npm
           node-version: ${{ matrix.node }}
-      - run: npm ci
+      - run: npm i
       - run: npm test --if-present
 
   release:

.releaserc.json

@@ -1,4 +1,4 @@
 {
   "extends": "@sanity/semantic-release-preset",
-  "branches": ["master", {"name": "v3", "channel": "studio-v3", "prerelease": "v3-studio"}]
+  "branches": ["main", {"name": "studio-v2", "channel": "studio-v2", "range": "1.x.x"}]
 }

README.md

@@ -1,10 +1,7 @@
 # sanity-plugin-dashboard-widget-cats
 
-> **NOTE**
->
-> This is the **Sanity Studio v3 version** of sanity-plugin-dashboard-widget-cats.
->
-> For the v2 version, please refer to the [v2-branch](https://github.com/sanity-io/plugin-template-dashboard-widget-cats).
+>This is a **Sanity Studio v3** plugin.
+> For the v2 version, please refer to the [v2-branch](https://github.com/sanity-io/example-dashboard-widget-cats/tree/studio-v2).
 
 ## What is it?
 
@@ -17,13 +14,13 @@ This plugin mostly exist to show how a simple widget can be made.
 ## Install
 
 ```
-npm install --save sanity-plugin-dashboard-widget-cats@studio-v3
+npm install --save sanity-plugin-dashboard-widget-cats
 ```
 
 or 
 
 ```
-yarn add sanity-plugin-dashboard-widget-cats@studio-v3
+yarn add sanity-plugin-dashboard-widget-cats
 ```
 
 Ensure that you have followed install and usage instructions for @sanity/dashboard.