chore: port changes from rust-template

https://github.com/Nugine/rust-template

Author: Nugine

.github/dependabot.yml

@@ -0,0 +1,15 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://help.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: "cargo" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "monthly"
+    groups:
+      dependencies:
+        patterns:
+          - "*"

.github/workflows/ci.yml

@@ -41,3 +41,10 @@ jobs:
           toolchain: ${{ matrix.toolchain }}
       - uses: Swatinem/rust-cache@v2
       - run: just test
+  
+  audit:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: taiki-e/install-action@cargo-audit
+      - run: cargo audit -D warnings

CODE_OF_CONDUCT.md

@@ -0,0 +1,10 @@
+# Code of Conduct
+
+This project follows the [Rust Code of Conduct](https://www.rust-lang.org/policies/code-of-conduct).
+
+**ADDITIONAL**: DO NOT submit anything about real world politics.
+
+For example, the political statements in the pages below will be rejected.
++ <https://blog.rust-lang.org/2020/06/04/Rust-1.44.0.html>
++ <https://blog.rust-lang.org/2022/02/24/Rust-1.59.0.html>
++ <https://blog.rust-lang.org/2022/11/03/Rust-1.65.0.html>

CONTRIBUTING.md

@@ -0,0 +1,53 @@
+# Development Guide
+
+## Requirements
+
+|               Toolchain               | Version |
+| :-----------------------------------: | :-----: |
+|      [Rust](https://rustup.rs/)       | ^1.74.0 |
+| [just](https://github.com/casey/just) | ^1.36.0 |
+
+## Workflow
+
+### Download source code
+
+```bash
+git clone https://github.com/Nugine/std-next.git
+cd std-next
+```
+
+### Run basic checks and tests
+
+```bash
+just dev
+```
+
+### Open documentation
+
+```bash
+just doc
+```
+
+### Run CI checks locally
+
+```bash
+just ci
+```
+
+## Git
+
+### Commit Message
+
+We follow the [Conventional Commits](https://www.conventionalcommits.org/en/v1.0.0/) specification.
+
+### Pull Request
+
+Before creating or updating a pull request, please make sure to run the following commands:
+
+```bash
+just dev
+```
+
+It's recommended to resolve any warnings or errors before submitting.
+
+Note that some lints may be too restrict. You can allow some of them if you think they are not helpful to the code quality.

README.md

@@ -13,3 +13,8 @@
 `stdx` - Opinionated utilities and polyfills.
 
 Documentation: <https://docs.rs/std-next>
+
+## Contributing
+
++ [Development Guide](./CONTRIBUTING.md)
++ [Code of Conduct](./CODE_OF_CONDUCT.md)