add justfile for SimpleBase

.github/workflows/ci.yaml

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+name: CI/CD
+on:
+  workflow_call:
+  push:
+    branches:
+      - main
+  pull_request:
+  workflow_dispatch:
+
+# https://stackoverflow.com/a/72408109
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  check-inputs:
+    runs-on: ubuntu-24.11
+    outputs:
+      is-default-branch: ${{ steps.set-is-default-branch.outputs.CI_IS_DEFAULT_BRANCH }}
+
+    steps:
+      - name: Set is-default-branch
+        id: set-is-default-branch
+        run: |
+          CI_IS_DEFAULT_BRANCH="${{ github.ref == format('refs/heads/{0}', github.event.repository.default_branch) }}"
+          echo "CI_IS_DEFAULT_BRANCH=${CI_IS_DEFAULT_BRANCH}" >> $GITHUB_OUTPUT
+          echo "CI_IS_DEFAULT_BRANCH=${CI_IS_DEFAULT_BRANCH}" >> $GITHUB_ENV
+          echo "CI_IS_DEFAULT_BRANCH=${CI_IS_DEFAULT_BRANCH}"
+
+  nix:
+    name: Nix
+    needs: check-inputs
+    uses: ./.github/workflows/nix.yaml
+    secrets: inherit
+
+  csharp:
+    name: C#
+    needs: check-inputs
+    uses: ./.github/workflows/csharp.yaml

.github/workflows/csharp.yaml

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+name: C#
+on:
+  workflow_dispatch:
+  workflow_call:
+
+jobs:
+  build_upm:
+    name: Build Unity Packages
+    runs-on: ubuntu-24.11
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build
+        runs: |
+          just build

msbuild/README.md

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+# Packages from MSBuild
+
+These packages are built from msbuild, and turned into Unity Packages.

msbuild/SimpleBase/justfile

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+git_repo := "https://github.com/ssg/SimpleBase.git"
+git_ref := "4.0.2"
+dll_name := "SimpleBase.dll"
+out_dir := invocation_directory()
+
+working_dir := `mktemp -d`
+repo_dir := working_dir / "repo"
+dotnet_artifact_dir := working_dir / "dotnet_artifacts"
+
+default:
+    just --list
+
+# Clean build outputs
+clean:
+    dotnet clean {{repo_dir}} || true
+    rm -rf {{repo_dir}}/**/bin {{repo_dir}}/**/obj
+
+clone:
+    git clone --single-branch --branch {{git_ref}} {{git_repo}} {{repo_dir}}
+
+restore:
+    dotnet restore {{repo_dir}} --artifacts-path {{dotnet_artifact_dir}}
+
+build: restore
+    dotnet build --configuration Release {{repo_dir}} -o {{dotnet_artifact_dir}}

msbuild/SimpleBase/package.json

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+{
+  "name": "org.basisvr.simplebase",
+  "version": "4.0.2",
+  "displayName": "SimpleBase",
+  "description": "Base16, Base32, Base58, Base85 encoding/decoding library",
+  "documentationUrl": "https://github.com/ssg/SimpleBase"
+}