Configure and use spellcheck

... and enable some extra pre-commit checks :-)

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,11 +1,12 @@
----
+______________________________________________________________________
+
 name: Bug report
 about: Create a report to help us improve
 title: ''
 labels: bug
 assignees: ''
 
----
+______________________________________________________________________
 
 ## Bug description
 
@@ -29,9 +30,9 @@ Steps to reproduce the behavior. Something like:
 
 <!-- Please fill the following information. -->
 
-- OS: [e.g. iOS]
-- Browser [e.g. chrome, safari]
-- Version [e.g. 22]
+- OS: \[e.g. iOS\]
+- Browser \[e.g. chrome, safari\]
+- Version \[e.g. 22\]
 
 ## Additional context
 

.github/ISSUE_TEMPLATE/feature_request.md

@@ -1,11 +1,12 @@
----
+______________________________________________________________________
+
 name: Feature request
 about: Suggest an idea for this project
 title: ''
 labels: enhancement
 assignees: ''
 
----
+______________________________________________________________________
 
 ## Problem
 

.gitignore

@@ -1,4 +1,3 @@
 /target
 
 .vscode
-.pijul

.pre-commit-config.yaml

@@ -3,22 +3,46 @@ repos:
     rev: v4.0.1
     hooks:
     -   id: check-added-large-files
-    -   id: fix-byte-order-marker
     -   id: check-case-conflict
     -   id: check-executables-have-shebangs
     -   id: check-json
+    -   id: check-merge-conflict
+    -   id: check-symlinks
     -   id: check-toml
+    -   id: check-vcs-permalinks
+    -   id: check-xml
     -   id: check-yaml
-    -   id: trailing-whitespace
+    -   id: destroyed-symlinks
     -   id: end-of-file-fixer
-    -   id: check-added-large-files
+    -   id: fix-byte-order-marker
+    -   id: trailing-whitespace
 -   repo: https://github.com/psf/black
-    rev: 21.8b0
+    rev: 21.9b0
     hooks:
     -   id: black
 -   repo: https://github.com/doublify/pre-commit-rust
     rev: v1.0
     hooks:
-    -   id: fmt
     -   id: cargo-check
     -   id: clippy
+    -   id: fmt
+-   repo: https://github.com/streetsidesoftware/cspell-cli
+    rev: v5.6.10
+    hooks:
+    -   id: cspell
+-   repo: https://github.com/redwarp/optimize-png-hooks
+    rev: v1.0.1
+    hooks:
+    -   id: optimize-png
+-   repo: https://github.com/executablebooks/mdformat
+    rev: 0.7.10
+    hooks:
+    -   id: mdformat
+        additional_dependencies:
+        -   mdformat-beautysh
+        -   mdformat-black
+        -   mdformat-config
+        -   mdformat-gfm
+        -   mdformat-rustfmt
+        -   mdformat-tables
+        -   mdformat-web

CHANGELOG.md

@@ -1,7 +1,8 @@
 # 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).
 
-## [Unreleased]
+## \[Unreleased\]