WIP CA bootstrap rework

modules/services/step-ca/mtls.nix

@@ -3,14 +3,6 @@ let
   # Options that will be in common between
   opts = {
     enable = lib.mkEnableOption "Enable mTLS";
-    ca = {
-      url = lib.mkOption {
-        type = lib.types.str;
-      };
-      fingerprint = lib.mkOption {
-        type = lib.types.str;
-      };
-    };
     subject = lib.mkOption {
       description = "The Common Name, DNS Name, or IP address that will be set as the Subject Common Name for the certificate. If no Subject Alternative Names (SANs) are configured (via the --san flag) then the subject will be set as the only SAN.";
       type = lib.types.str;
@@ -221,7 +213,6 @@ in
       tlsKey = "${certDir}/${cfg.keyFilename}";
       tlsCert = "${certDir}/${cfg.certFilename}";
       mtlsBundle = "${certDir}/${cfg.bundleFilename}";
-      rootCA = "${certDir}/root_ca.crt";
       sanArgs = lib.concatMapStringsSep " " (san: "--san \"${san}\"") cfg.san;
     in
     {
@@ -264,7 +255,6 @@ in
       tlsKey = "${certDir}/${cfg.keyFilename}";
       tlsCert = "${certDir}/${cfg.certFilename}";
       mtlsBundle = "${certDir}/${cfg.bundleFilename}";
-      rootCA = "${certDir}/root_ca.crt";
       sanArgs = lib.concatMapStringsSep " " (san: "--san \"${san}\"") cfg.san;
     in
     {
@@ -277,12 +267,6 @@ in
       };
 
       config = {
-        home.file.".step/config/defaults.json".text = builtins.toJSON {
-          "ca-url" = cfg.ca.url;
-          fingerprint = cfg.ca.fingerprint;
-          root = "${cfg.certDir}/root_ca.crt";
-        };
-
         home.packages = with pkgs; lib.optionals cfg.enable [
           step-cli
           (writeShellScriptBin "mtls-generate" ''