Merge commit 'b09661d41fb93562fd53f31574dbf781b130ac44'

3 files changed, 42 insertions, 1 deletions

diff --git a/nixpkgs/.github/STALE-BOT.md b/nixpkgs/.github/STALE-BOT.md
index 7b3f013710a8..0c5a21cc3524 100644
--- a/nixpkgs/.github/STALE-BOT.md
+++ b/nixpkgs/.github/STALE-BOT.md
@@ -3,7 +3,7 @@
 - Thanks for your contribution!
 - To remove the stale label, just leave a new comment.
 - _How to find the right people to ping?_ → [`git blame`](https://git-scm.com/docs/git-blame) to the rescue! (or GitHub's history and blame buttons.)
-- You can always ask for help on [our Discourse Forum](https://discourse.nixos.org/) or on the [#nixos IRC channel](https://webchat.freenode.net/#nixos).
+- You can always ask for help on [our Discourse Forum](https://discourse.nixos.org/), [our Matrix room](https://matrix.to/#/#nix:nixos.org), or on the [#nixos IRC channel](https://web.libera.chat/#nixos).
 
 ## Suggestions for PRs
 
diff --git a/nixpkgs/.github/workflows/basic-eval.yml b/nixpkgs/.github/workflows/basic-eval.yml
new file mode 100644
index 000000000000..3d12eda314f1
--- /dev/null
+++ b/nixpkgs/.github/workflows/basic-eval.yml
@@ -0,0 +1,20 @@
+name: Basic evaluation checks
+
+on:
+  pull_request:
+    branches:
+     - master
+     - release-**
+  push:
+    branches:
+     - master
+     - release-**
+jobs:
+  tests:
+    runs-on: ubuntu-latest
+    # we don't limit this action to only NixOS repo since the checks are cheap and useful developer feedback
+    steps:
+    - uses: actions/checkout@v2
+    - uses: cachix/install-nix-action@v13
+    # explicit list of supportedSystems is needed until aarch64-darwin becomes part of the trunk jobset
+    - run: nix-build pkgs/top-level/release.nix -A tarball.nixpkgs-basic-release-checks --arg supportedSystems '[ "aarch64-darwin" "aarch64-linux" "x86_64-linux" "x86_64-darwin"  ]'
diff --git a/nixpkgs/.github/workflows/no-channel.yml b/nixpkgs/.github/workflows/no-channel.yml
new file mode 100644
index 000000000000..fb9a95851f06
--- /dev/null
+++ b/nixpkgs/.github/workflows/no-channel.yml
@@ -0,0 +1,21 @@
+name: "No channel PR"
+
+on:
+  pull_request:
+    branches:
+      - 'nixos-**'
+      - 'nixpkgs-**'
+
+jobs:
+  fail:
+    name: "This PR is is targeting a channel branch"
+    runs-on: ubuntu-latest
+    steps:
+    - run: |
+        cat <<EOF
+        The nixos-* and nixpkgs-* branches are pushed to by the channel
+        release script and should not be merged into directly.
+
+        Please target the equivalent release-* branch or master instead.
+        EOF
+        exit 1