Add workflow for Minimum Rust Version badge (#527)

* Add workflow to get Minimum Rust version badge

* Fix branch name

* Only update badge when Rust project updated

* Allow manual execution of Rust Version workflow

* Pull changes before pushing version badge

* Reorder pull

* Fix output variable

* Make pull `--ff-only`

* Run `git status`

To be able to see what's going on in the repo for possible debugging.

* Update Rust version badge [Skip CI]

* Add Rust Version badge to READMEs

* msrv badge only on CD + renaming + fix paths

* Percent encode `+`

* Update msrv badge [Skip CI]

* Remove `release.paths`

`paths` is only valid for `push` or `pull_request`.

https://docs.github.com/en/actions/learn-github-actions/workflow-syntax-for-github-actions#onpushpull_requestpaths

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: o2sh <[email protected]>

Author: 3 people

Diff for: .github/workflows/msrv-badge.yml

@@ -0,0 +1,27 @@
+name: Generate MSRV Badge
+on:
+  release:
+    types: [published]
+  workflow_dispatch:
+
+jobs:
+  make-badge:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Get Minimum Supported Rust Version
+        uses: spenserblack/actions-msrv@v0.2
+        id: get-msrv
+      - name: Create Badge
+        run: curl https://img.shields.io/badge/rustc-${{ steps.get-msrv.outputs.msrv }}%2B-blue > ./assets/msrv-badge.svg
+      - name: Commit Badge
+        continue-on-error: true
+        run: |
+          git status
+          git pull --ff-only
+          git add ./assets/msrv-badge.svg
+          git config user.name "github-actions[bot]"
+          git config user.email "github-actions[bot]@users.noreply.github.com"
+          git commit -m "Update msrv badge [Skip CI]"
+          git push

Diff for: README.md

@@ -8,6 +8,7 @@
   <a href="https://github.com/o2sh/onefetch/wiki/language-Support"><img src="assets/language-badge.svg"></a>
 	<a href="https://github.com/o2sh/onefetch/issues?q=is%3Aissue+is%3Aopen+label%3A%22help+wanted%22"><img src="https://img.shields.io/github/issues/o2sh/onefetch/help%20wanted?color=green" alt="help wanted"></a>
 	<a href="./LICENSE.md"><img src="https://img.shields.io/badge/license-MIT-blue.svg"></a>
+	<img src="assets/msrv-badge.svg">
 </p>
 
 <p align="center">

Diff for: assets/msrv-badge.svg

@@ -8,6 +8,7 @@
   <a href="https://github.com/o2sh/onefetch/wiki/language-Support"><img src="../assets/language-badge.svg"></a>
 	<a href="https://github.com/o2sh/onefetch/issues?q=is%3Aissue+is%3Aopen+label%3A%22help+wanted%22"><img src="https://img.shields.io/github/issues/o2sh/onefetch/help%20wanted?color=green" alt="help wanted"></a>
 	<a href="./LICENSE.md"><img src="https://img.shields.io/badge/license-MIT-blue.svg"></a>
+	<img src="../assets/msrv-badge.svg">
 </p>
 
 <img src="../assets/screenshot-1.png" align="right" height="240px">

Diff for: docs/README.cn.md

@@ -10,6 +10,7 @@
   <a href="https://github.com/o2sh/onefetch/wiki/language-Support"><img src="../assets/language-badge.svg"></a>
 	<a href="https://github.com/o2sh/onefetch/issues?q=is%3Aissue+is%3Aopen+label%3A%22help+wanted%22"><img src="https://img.shields.io/github/issues/o2sh/onefetch/help%20wanted?color=green" alt="help wanted"></a>
 	<a href="./LICENSE.md"><img src="https://img.shields.io/badge/license-MIT-blue.svg"></a>
+	<img src="../assets/msrv-badge.svg">
 </p>
 
 <img src="../assets/screenshot-1.png" align="left" height="240px">

Diff for: docs/README.fa.md

@@ -8,6 +8,7 @@
   <a href="https://github.com/o2sh/onefetch/wiki/language-Support"><img src="../assets/language-badge.svg"></a>
 	<a href="https://github.com/o2sh/onefetch/issues?q=is%3Aissue+is%3Aopen+label%3A%22help+wanted%22"><img src="https://img.shields.io/github/issues/o2sh/onefetch/help%20wanted?color=green" alt="help wanted"></a>
 	<a href="./LICENSE.md"><img src="https://img.shields.io/badge/license-MIT-blue.svg"></a>
+	<img src="../assets/msrv-badge.svg">
 </p>
 
 <img src="../assets/screenshot-1.png" align="right" height="240px">

Diff for: docs/README.ja.md

@@ -9,6 +9,7 @@
   <a href="https://github.com/o2sh/onefetch/wiki/language-Support"><img src="../assets/language-badge.svg"></a>
 	<a href="https://github.com/o2sh/onefetch/issues?q=is%3Aissue+is%3Aopen+label%3A%22help+wanted%22"><img src="https://img.shields.io/github/issues/o2sh/onefetch/help%20wanted?color=green" alt="help wanted"></a>
 	<a href="./LICENSE.md"><img src="https://img.shields.io/badge/license-MIT-blue.svg"></a>
+	<img src="../assets/msrv-badge.svg">
 </p>
 
 <img src="../assets/screenshot-1.png" align="right" height="240px">