massive rewrite using flake-parts

Signed-off-by: Amneesh Singh <natto@weirdnatto.in>

hosts/default.nix

@@ -0,0 +1,56 @@
+{ self, inputs, ... }:
+let
+  inherit (inputs) nixpkgs;
+  specialArgs = { inherit inputs; };
+
+  commonModules = [ ./modules/nvim ];
+  personalModules = [ ./modules/sound.nix ];
+  serverModules = [
+    ./modules/minpkgs.nix
+    ./modules/minzsh.nix
+  ];
+  builders = [
+    ./modules/x86builder.nix
+  ];
+in
+{
+  flake.nixosConfigurations = {
+    #Home laptop
+    satori = nixpkgs.lib.nixosSystem rec {
+      system = "x86_64-linux";
+      inherit specialArgs;
+      modules = [
+        ./satori
+        { nixpkgs.pkgs = self.legacyPackages.${system}; }
+      ]
+      ++ personalModules
+      ++ commonModules;
+    };
+
+    #Home server (RPi4)
+    marisa = nixpkgs.lib.nixosSystem rec {
+      system = "aarch64-linux";
+      inherit specialArgs;
+      modules = [
+        ./marisa
+        { nixpkgs.pkgs = self.legacyPackages.${system}; }
+      ]
+      ++ commonModules
+      ++ serverModules;
+    };
+
+    #Oracle Cloud VM
+    remilia = nixpkgs.lib.nixosSystem rec {
+      system = "x86_64-linux";
+      inherit specialArgs;
+      modules = [
+        ./remilia
+        inputs.mailserver.nixosModules.mailserver
+        { nixpkgs.pkgs = self.legacyPackages.${system}; }
+      ]
+      ++ commonModules
+      ++ serverModules
+      ++ builders;
+    };
+  };
+}