fix fedora terra repo

v2/fedora-niri.sh

@@ -89,15 +89,16 @@ add_terra_repo() {
     if [ ! -f /etc/yum.repos.d/terra.repo ]; then
         say_yellow "Adding Terra repository for Noctalia Shell..."
         
-        # 1. Instruct DNF exactly where to find and import the GPG key during bootstrap
-        sudo dnf install -y \
-            --repofrompath 'terra,https://repos.fyralabs.com/terra$releasever' \
-            --setopt='terra.gpgkey=https://repos.fyralabs.com/terra$releasever/key.asc' \
-            terra-release
+        # 1. Download the verified repo configuration directly from Fyra Labs' project source
+        sudo curl -fsSL https://github.com/terrapkg/subatomic-repos/raw/main/terra.repo -o /etc/yum.repos.d/terra.repo
 
-        # 2. Explicitly force a metadata refresh and accept the keys automatically
-        say_yellow "Refreshing package metadata and importing keys..."
-        sudo dnf -y check-update || true
+        # 2. Force DNF to clear its expired/broken cache metadata
+        say_yellow "Clearing DNF cache to prevent checksum mismatches..."
+        sudo dnf clean metadata
+
+        # 3. Securely import the repository GPG key into the system keyring hands-free
+        say_yellow "Importing Terra repository signing keys..."
+        sudo dnf -y --refresh check-update || true
     else
         say_gray "Terra repository already configured."
     fi