From ae4833bca92fa56c8be619aed18a83040c2cf55f Mon Sep 17 00:00:00 2001
From: Joe Hermaszewski <git@monoid.al>
Date: Tue, 8 Dec 2020 12:54:32 +0800
Subject: [PATCH 1/4] Add tag-release action

---
 .github/workflows/tag-release.yml | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 .github/workflows/tag-release.yml

diff --git a/.github/workflows/tag-release.yml b/.github/workflows/tag-release.yml
new file mode 100644
index 0000000..1840235
--- /dev/null
+++ b/.github/workflows/tag-release.yml
@@ -0,0 +1,19 @@
+name: Tag Latest Release
+
+on:
+  push:
+    branches:
+    - master
+
+jobs:
+  update:
+    runs-on: ubuntu-20.04
+    steps:
+    - uses: cachix/install-nix-action@v12
+      with:
+        nix_path: nixpkgs=channel:nixos-unstable
+    - uses: actions/checkout@v2
+      with:
+        fetch-depth: 0 # Fetch everything
+        ssh-key: ${{ secrets.DEPLOY_KEY }}
+    - uses: expipiplus1/tag-latest-release/tag-latest-release@HEAD

From 82172f844a729ee90ca051bc3001f489cf8a7321 Mon Sep 17 00:00:00 2001
From: Joe Hermaszewski <git@monoid.al>
Date: Tue, 8 Dec 2020 13:02:56 +0800
Subject: [PATCH 2/4] Add release.nix to generate tarballs for Hackage

---
 .github/workflows/ci.yml |  3 +++
 release.nix              | 10 ++++++++++
 2 files changed, 13 insertions(+)
 create mode 100644 release.nix

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e325a6a..d34fb98 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -99,3 +99,6 @@ jobs:
         nix_path: nixpkgs=channel:nixos-unstable
     - uses: actions/checkout@v2
     - run: nix-build
+    - run: nix-build release.nix -A tarball
+    - run: nix-build release.nix -A sdistTest
+    - run: nix-build release.nix -A docs
diff --git a/release.nix b/release.nix
new file mode 100644
index 0000000..c1686ec
--- /dev/null
+++ b/release.nix
@@ -0,0 +1,10 @@
+{ pkgs ? import <nixpkgs> { }, compiler ? null }:
+
+with pkgs.haskell.lib;
+
+let drv = import ./default.nix { inherit pkgs compiler; };
+in {
+  tarball = sdistTarball drv;
+  docs = documentationTarball drv;
+  sdistTest = buildFromSdist drv;
+}

From f523bd1358cdc67da3795436b68d85de3dca5f19 Mon Sep 17 00:00:00 2001
From: Joe Hermaszewski <git@monoid.al>
Date: Tue, 8 Dec 2020 13:03:15 +0800
Subject: [PATCH 3/4] Add package.yaml to tarball;

---
 package.yaml       | 1 +
 vector-sized.cabal | 1 +
 2 files changed, 2 insertions(+)

diff --git a/package.yaml b/package.yaml
index 862ffd6..2b9b121 100644
--- a/package.yaml
+++ b/package.yaml
@@ -10,6 +10,7 @@ license: BSD3
 github: expipiplus1/vector-sized
 
 extra-source-files:
+- package.yaml
 - readme.md
 - changelog.md
 - default.nix
diff --git a/vector-sized.cabal b/vector-sized.cabal
index c93f6a2..c559bf4 100644
--- a/vector-sized.cabal
+++ b/vector-sized.cabal
@@ -18,6 +18,7 @@ license:        BSD3
 license-file:   LICENSE
 build-type:     Simple
 extra-source-files:
+    package.yaml
     readme.md
     changelog.md
     default.nix

From 82d96c2e882e51b144e8aee86eb52f415e664886 Mon Sep 17 00:00:00 2001
From: Joe Hermaszewski <git@monoid.al>
Date: Tue, 8 Dec 2020 13:04:48 +0800
Subject: [PATCH 4/4] Add create release action

---
 .github/workflows/release.yml | 39 +++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 .github/workflows/release.yml

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 0000000..d1980ce
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,39 @@
+name: Create Release
+
+on:
+  push:
+    tags:
+    - v*
+
+jobs:
+  build:
+    name: Create Release
+    runs-on: ubuntu-20.04
+    steps:
+    - uses: cachix/install-nix-action@v12
+      with:
+        nix_path: nixpkgs=channel:nixos-unstable
+    - uses: actions/checkout@v2
+
+    - name: Build project
+      run: |
+        mkdir assets
+        nix-build ./release.nix -A sdistTest --no-out-link
+        ln -s "$(nix-build release.nix -A tarball --no-out-link)"/*.tar.gz assets/
+        ln -s "$(nix-build release.nix -A docs --no-out-link)"/*.tar.gz assets/
+        ref="${{ github.ref }}"
+        printf "Release ${ref#"refs/tags/"}\n\n" >release-note.md
+        # Get the section after the WIP section
+        awk '/## WIP/{flag=0;next};/##/{flag=flag+1};flag==1' <changelog.md |
+          sed "/^##/d" >>"release-note.md"
+
+    - name: Create Release
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      run: |
+        if [ -f release-note.md ]; then
+          hub release create \
+            $(find assets -type f -o -type l -printf "--attach %p ") \
+            --file release-note.md \
+            ${{ github.ref }}
+        fi