feature: support distros using DNF as their package manager

.github/INSTALLER_CI_README.md

@@ -16,6 +16,8 @@ This directory contains GitHub Actions workflows for the dotfiles installer proj
 **Platforms Tested**:
 - Ubuntu (latest)
 - Debian (bookworm container)
+- Fedora (latest)
+- CentOS (latest)
 - macOS (latest)
 
 ## Build Process
@@ -94,4 +96,4 @@ mkdir -p "$HOME"
 
 - **Linting**: Will integrate golangci-lint later
 - **Security Scanning**: Can add Trivy scans if needed
-- **Release Automation**: Will add when ready for releases
+- **Release Automation**: Will add when ready for releases

.github/workflows/installer-ci.yml

@@ -113,6 +113,12 @@ jobs:
           - os: ubuntu-latest
             platform: debian
             container: debian:bookworm
+          - os: ubuntu-latest
+            platform: fedora
+            container: fedora:latest
+          - os: ubuntu-latest
+            platform: centos
+            container: quay.io/centos/centos:latest
           - os: macos-latest
             platform: macos
 
@@ -236,6 +242,9 @@ jobs:
         run: |
           if [ "${{ matrix.platform }}" = "macos" ]; then
             brew install expect
+          elif [ "${{ matrix.platform }}" = "fedora" ] || [ "${{ matrix.platform }}" = "centos" ]; then
+            # For Fedora/CentOS - install expect via dnf
+            dnf install -y expect
           else
             # For Ubuntu/Debian - check if sudo exists, otherwise run directly (containers)
             if command -v sudo >/dev/null 2>&1; then

installer/cmd/install.go

@@ -10,9 +10,11 @@ import (
 	"github.com/MrPointer/dotfiles/installer/lib/apt"
 	"github.com/MrPointer/dotfiles/installer/lib/brew"
 	"github.com/MrPointer/dotfiles/installer/lib/compatibility"
+	"github.com/MrPointer/dotfiles/installer/lib/dnf"
 	"github.com/MrPointer/dotfiles/installer/lib/dotfilesmanager"
 	"github.com/MrPointer/dotfiles/installer/lib/dotfilesmanager/chezmoi"
 	"github.com/MrPointer/dotfiles/installer/lib/gpg"
+	"github.com/MrPointer/dotfiles/installer/lib/packageresolver"
 	"github.com/MrPointer/dotfiles/installer/lib/pkgmanager"
 	"github.com/MrPointer/dotfiles/installer/lib/shell"
 	"github.com/MrPointer/dotfiles/installer/utils/logger"
@@ -138,6 +140,8 @@ func createPackageManagerForSystem(sysInfo *compatibility.SystemInfo) pkgmanager
 		switch sysInfo.DistroName {
 		case "ubuntu", "debian":
 			return apt.NewAptPackageManager(cliLogger, globalCommander, globalOsManager, privilege.NewDefaultEscalator(cliLogger, globalCommander, globalOsManager), GetDisplayMode())
+		case "fedora", "centos", "rhel":
+			return dnf.NewDnfPackageManager(cliLogger, globalCommander, globalOsManager, privilege.NewDefaultEscalator(cliLogger, globalCommander, globalOsManager), GetDisplayMode())
 		default:
 			cliLogger.Warning("Unsupported Linux distribution for automatic package installation: %s", sysInfo.DistroName)
 			return nil
@@ -155,6 +159,23 @@ func createPackageManagerForSystem(sysInfo *compatibility.SystemInfo) pkgmanager
 	}
 }
 
+// createPackageResolverForSystem creates a package resolver for the given system.
+func createPackageResolverForSystem(packageManager pkgmanager.PackageManager, sysInfo *compatibility.SystemInfo) *packageresolver.Resolver {
+	// Load package mappings
+	mappings, err := packageresolver.LoadPackageMappings(viper.GetViper(), "")
+	if err != nil {
+		return nil
+	}
+
+	// Create and return resolver
+	resolver, err := packageresolver.NewResolver(mappings, packageManager, sysInfo)
+	if err != nil {
+		return nil
+	}
+
+	return resolver
+}
+
 // handlePrerequisiteInstallation handles automatic installation of missing prerequisites.
 // Returns true if prerequisites were installed and compatibility should be re-checked.
 func handlePrerequisiteInstallation(sysInfo compatibility.SystemInfo, log logger.Logger) bool {
@@ -212,14 +233,32 @@ func handlePrerequisiteInstallation(sysInfo compatibility.SystemInfo, log logger
 
 	// Install each selected prerequisite
 	installed := false
+
+	// Create package resolver to get proper package info including types
+	resolver := createPackageResolverForSystem(packageManager, &sysInfo)
+	if resolver == nil {
+		log.Warning("Cannot resolve package information for this system")
+		return false
+	}
+
 	for _, name := range prerequisitesToInstall {
 		if detail, exists := sysInfo.Prerequisites.Details[name]; exists {
 			log.StartProgress(fmt.Sprintf("Installing %s", detail.Description))
 
-			// Use the prerequisite name directly as the package name
-			packageInfo := pkgmanager.NewRequestedPackageInfo(name, nil)
+			// Resolve the prerequisite to get proper package name and type
+			resolvedPackage, err := resolver.Resolve(name, "")
+			if err != nil {
+				log.FailProgress(fmt.Sprintf("Failed to resolve package %s", name), err)
+				return false
+			}
+
+			// Create package info with resolved name and type
+			packageInfo := pkgmanager.NewRequestedPackageInfoWithType(
+				resolvedPackage.Name,
+				resolvedPackage.Type,
+				resolvedPackage.VersionConstraints)
 
-			err := packageManager.InstallPackage(packageInfo)
+			err = packageManager.InstallPackage(packageInfo)
 			if err != nil {
 				log.FailProgress(fmt.Sprintf("Failed to install %s", detail.Description), err)
 				return false

installer/internal/config/compatibility.yaml

@@ -58,14 +58,17 @@ operatingSystems:
             description: "Git version control system"
             install_hint: "sudo apt-get install git"
       fedora:
-        supported: false
-        notes: "Support planned for future release"
+        supported: true
+        version_constraint: ">= 35"
+        notes: "Fedora 35 or newer"
         prerequisites:
-          - name: "development-tools"
+          # Use same name as Ubuntu because this acts as a key, resolved later by the package-resolver
+          - name: "build-essential"
             command: "gcc"
             description: "Development tools group including gcc, make, and other build tools"
             install_hint: "sudo dnf group install 'Development Tools'"
-          - name: "procps-ng"
+          # Use same name as Ubuntu because this acts as a key, resolved later by the package-resolver
+          - name: "procps"
             command: "ps"
             description: "Process utilities"
             install_hint: "sudo dnf install procps-ng"
@@ -82,14 +85,17 @@ operatingSystems:
             description: "Git version control system"
             install_hint: "sudo dnf install git"
       centos:
-        supported: false
-        notes: "Support planned for future release"
+        supported: true
+        notes: "CentOS 6 or newer"
+        version_constraint: ">= 6"
         prerequisites:
-          - name: "development-tools"
+          # Use same name as Ubuntu because this acts as a key, resolved later by the package-resolver
+          - name: "build-essential"
             command: "gcc"
             description: "Development tools group including gcc, make, and other build tools"
             install_hint: "sudo dnf group install 'Development Tools'"
-          - name: "procps-ng"
+          # Use same name as Ubuntu because this acts as a key, resolved later by the package-resolver
+          - name: "procps"
             command: "ps"
             description: "Process utilities"
             install_hint: "sudo dnf install procps-ng"
@@ -106,14 +112,17 @@ operatingSystems:
             description: "Git version control system"
             install_hint: "sudo dnf install git"
       redhat:
-        supported: false
-        notes: "Support planned for future release"
+        supported: true
+        notes: "Red Hat Enterprise Linux 6 or newer"
+        version_constraint: ">= 6"
         prerequisites:
-          - name: "development-tools"
+          # Use same name as Ubuntu because this acts as a key, resolved later by the package-resolver
+          - name: "build-essential"
             command: "gcc"
             description: "Development tools group including gcc, make, and other build tools"
             install_hint: "sudo dnf group install 'Development Tools'"
-          - name: "procps-ng"
+          # Use same name as Ubuntu because this acts as a key, resolved later by the package-resolver
+          - name: "procps"
             command: "ps"
             description: "Process utilities"
             install_hint: "sudo dnf install procps-ng"
@@ -129,13 +138,19 @@ operatingSystems:
             command: "git"
             description: "Git version control system"
             install_hint: "sudo dnf install git"
+      rocky:
+        supported: false
+        notes: "No current plans for support"
+      almalinux:
+        supported: false
+        notes: "No current plans for support"
       suse:
         supported: false
         notes: "No current plans for support"
       # Add more Linux distributions here as needed
   darwin:
     supported: true
-    notes: "macOS 10.15 or newer recommended"
+    notes: "macOS 12 or newer"
     prerequisites:
       - name: "xcode-command-line-tools"
         command: "xcode-select"

installer/internal/config/packagemap.yaml

@@ -5,6 +5,8 @@ packages:
       name: git
     brew:
       name: git
+    dnf:
+      name: git
   gpg:
     apt:
       name: gnupg2 # Debian/Ubuntu often use gnupg2
@@ -17,8 +19,41 @@ packages:
       name: neovim
     brew:
       name: neovim
+    dnf:
+      name: neovim
   zsh:
     apt:
       name: zsh
     brew:
       name: zsh
+    dnf:
+      name: zsh
+  build-essential:
+    apt:
+      name: build-essential
+    dnf:
+      type: group
+      name:
+        fedora: development-tools
+        centos: "Development Tools"
+        rhel: "Development Tools"
+    # Note: Other package managers would define their equivalents here
+  curl:
+    apt:
+      name: curl
+    brew:
+      name: curl
+    dnf:
+      name: curl
+  file:
+    apt:
+      name: file
+    brew:
+      name: file
+    dnf:
+      name: file
+  procps:
+    apt:
+      name: procps
+    dnf:
+      name: procps-ng