Release version 1.12.3

Introduce explicit concurrency settings to the CI and mark-stable
workflows to serialize runs per repository and ref. This prevents
overlapping executions for the same branch or tag and makes pipeline
behavior more predictable during rapid pushes.

https://chatgpt.com/share/6988bef0-1a0c-800f-93df-7a6c1bdc0331

.github/workflows/ci.yml

@@ -6,6 +6,10 @@ on:
       - main
   pull_request:
 
+concurrency:
+  group: global-ci-${{ github.repository }}-${{ github.ref_name }}
+  cancel-in-progress: false
+
 jobs:
   test-unit:
     uses: ./.github/workflows/test-unit.yml

.github/workflows/mark-stable.yml

@@ -1,5 +1,9 @@
 name: Mark stable commit
 
+concurrency:
+  group: mark-${{ github.repository }}-${{ github.ref_name }}
+  cancel-in-progress: false
+
 on:
   push:
     branches:

.gitignore

@@ -24,10 +24,9 @@ package-manager-*
 .DS_Store
 Thumbs.db
 
-# Nix Cache to speed up tests
+# Nix cache to speed up tests
 .nix/
 .nix-dev-installed
-flake.lock
 
 # Ignore logs
 *.log

CHANGELOG.md

@@ -1,3 +1,23 @@
+## [1.12.3] - 2026-02-24
+
+* Stabilized Nix-based builds by switching to nixos-25.11 and committing flake.lock, ensuring reproducible pkgmgr test/runtime environments (with pip) and avoiding transient sphinx/Python 3.11 breakage.
+
+
+## [1.12.2] - 2026-02-24
+
+* Removed infinito-sphinx package
+
+
+## [1.12.1] - 2026-02-14
+
+* pkgmgr now prefers distro-managed nix binaries on Arch before profile/PATH resolution, preventing libllhttp mismatch failures after pacman system upgrades.
+
+
+## [1.12.0] - 2026-02-08
+
+* Adds explicit concurrency groups to the CI and mark-stable workflows to prevent overlapping runs on the same branch and make pipeline execution more predictable.
+
+
 ## [1.11.2] - 2026-02-08
 
 * Removes the v* tag trigger from the mark-stable workflow so it runs only on branch pushes and avoids duplicate executions during releases.

flake.lock

@@ -0,0 +1,27 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1771714954,
+        "narHash": "sha256-nhZJPnBavtu40/L2aqpljrfUNb2rxmWTmSjK2c9UKds=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "afbbf774e2087c3d734266c22f96fca2e78d3620",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-25.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -6,7 +6,7 @@
   };
 
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.11";
   };
 
   outputs = { self, nixpkgs }:
@@ -32,7 +32,7 @@
         rec {
           pkgmgr = pyPkgs.buildPythonApplication {
             pname   = "package-manager";
-            version = "1.11.2";
+            version = "1.12.3";
 
             # Use the git repo as source
             src = ./.;

packaging/arch/PKGBUILD

@@ -1,7 +1,7 @@
 # Maintainer: Kevin Veen-Birkenbach <info@veen.world>
 
 pkgname=package-manager
-pkgver=1.11.2
+pkgver=1.12.3
 pkgrel=1
 pkgdesc="Local-flake wrapper for Kevin's package-manager (Nix-based)."
 arch=('any')

packaging/debian/changelog

@@ -1,3 +1,27 @@
+package-manager (1.12.3-1) unstable; urgency=medium
+
+  * Stabilized Nix-based builds by switching to nixos-25.11 and committing flake.lock, ensuring reproducible pkgmgr test/runtime environments (with pip) and avoiding transient sphinx/Python 3.11 breakage.
+
+ -- Kevin Veen-Birkenbach <kevin@veen.world>  Tue, 24 Feb 2026 08:29:34 +0100
+
+package-manager (1.12.2-1) unstable; urgency=medium
+
+  * Removed infinito-sphinx package
+
+ -- Kevin Veen-Birkenbach <kevin@veen.world>  Tue, 24 Feb 2026 07:40:55 +0100
+
+package-manager (1.12.1-1) unstable; urgency=medium
+
+  * pkgmgr now prefers distro-managed nix binaries on Arch before profile/PATH resolution, preventing libllhttp mismatch failures after pacman system upgrades.
+
+ -- Kevin Veen-Birkenbach <kevin@veen.world>  Sat, 14 Feb 2026 23:26:17 +0100
+
+package-manager (1.12.0-1) unstable; urgency=medium
+
+  * Adds explicit concurrency groups to the CI and mark-stable workflows to prevent overlapping runs on the same branch and make pipeline execution more predictable.
+
+ -- Kevin Veen-Birkenbach <kevin@veen.world>  Sun, 08 Feb 2026 18:26:25 +0100
+
 package-manager (1.11.2-1) unstable; urgency=medium
 
   * Removes the v* tag trigger from the mark-stable workflow so it runs only on branch pushes and avoids duplicate executions during releases.

packaging/fedora/package-manager.spec

@@ -1,5 +1,5 @@
 Name:           package-manager
-Version:        1.11.2
+Version:        1.12.3
 Release:        1%{?dist}
 Summary:        Wrapper that runs Kevin's package-manager via Nix flake
 
@@ -74,6 +74,18 @@ echo ">>> package-manager removed. Nix itself was not removed."
 /usr/lib/package-manager/
 
 %changelog
+* Tue Feb 24 2026 Kevin Veen-Birkenbach <kevin@veen.world> - 1.12.3-1
+- Stabilized Nix-based builds by switching to nixos-25.11 and committing flake.lock, ensuring reproducible pkgmgr test/runtime environments (with pip) and avoiding transient sphinx/Python 3.11 breakage.
+
+* Tue Feb 24 2026 Kevin Veen-Birkenbach <kevin@veen.world> - 1.12.2-1
+- Removed infinito-sphinx package
+
+* Sat Feb 14 2026 Kevin Veen-Birkenbach <kevin@veen.world> - 1.12.1-1
+- pkgmgr now prefers distro-managed nix binaries on Arch before profile/PATH resolution, preventing libllhttp mismatch failures after pacman system upgrades.
+
+* Sun Feb 08 2026 Kevin Veen-Birkenbach <kevin@veen.world> - 1.12.0-1
+- Adds explicit concurrency groups to the CI and mark-stable workflows to prevent overlapping runs on the same branch and make pipeline execution more predictable.
+
 * Sun Feb 08 2026 Kevin Veen-Birkenbach <kevin@veen.world> - 1.11.2-1
 - Removes the v* tag trigger from the mark-stable workflow so it runs only on branch pushes and avoids duplicate executions during releases.
 

pyproject.toml

@@ -7,7 +7,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "kpmx"
-version = "1.11.2"
+version = "1.12.3"
 description = "Kevin's package-manager tool (pkgmgr)"
 readme = "README.md"
 requires-python = ">=3.9"

scripts/nix/lib/path.sh

@@ -36,16 +36,17 @@ real_exe() {
 
 # Resolve nix binary path robustly (works across distros + Arch /usr/sbin)
 resolve_nix_bin() {
-  local nix_cmd=""
+  # IMPORTANT: prefer distro-managed locations first.
-  nix_cmd="$(command -v nix 2>/dev/null || true)"
+  # This avoids pinning /usr/local/bin/nix to a stale user-profile nix binary.
-  [[ -n "$nix_cmd" ]] && real_exe "$nix_cmd" && return 0
-
-  # IMPORTANT: prefer system locations before /usr/local to avoid self-symlink traps
   [[ -x /usr/sbin/nix ]]      && { echo "/usr/sbin/nix"; return 0; } # Arch package can land here
   [[ -x /usr/bin/nix ]]       && { echo "/usr/bin/nix"; return 0; }
   [[ -x /bin/nix ]]           && { echo "/bin/nix"; return 0; }
 
-  # /usr/local last, and only if it resolves to a real executable
+  local nix_cmd=""
+  nix_cmd="$(command -v nix 2>/dev/null || true)"
+  [[ -n "$nix_cmd" ]] && real_exe "$nix_cmd" && return 0
+
+  # /usr/local after system locations, and only if it resolves to a real executable
   [[ -e /usr/local/bin/nix ]] && real_exe "/usr/local/bin/nix" && return 0
 
   [[ -x /nix/var/nix/profiles/default/bin/nix ]] && {

src/pkgmgr/config/defaults.yaml

@@ -369,17 +369,6 @@ repositories:
       - 44D8F11FD62F878E
       - B5690EEEBB952194
 
-- account: kevinveenbirkenbach
-  alias: infinito-sphinx
-  description: Contains the logic and configuration for generating documentation using Sphinx for Infinito.Nexus.
-  homepage: https://github.com/kevinveenbirkenbach/infinito-sphinx
-  provider: github.com
-  repository: infinito-sphinx
-  verified:
-    gpg_keys:
-      - 44D8F11FD62F878E
-      - B5690EEEBB952194
-
 - account: kevinveenbirkenbach
   description: A lightweight Python utility to generate dynamic color schemes from a single base color. Provides HSL-based color transformations for theming, UI design, and CSS variable generation. Optimized for integration in Python projects, Flask applications, and Ansible roles.
   homepage: https://github.com/kevinveenbirkenbach/colorscheme-generator