added a custom overlay for nixpkgs, moves all of the packages that I maintain into an attribute set 'pkgs.myPkgs' so that my update checker can easily locate them

flake.nix

@@ -33,16 +33,19 @@
   outputs = { self, home-manager, nixpkgs, nur, nixvim, stylix, ... }@inputs:
     let
       system = "x86_64-linux";
-      pkgs = import nixpkgs { inherit system; };
+      pkgs = import nixpkgs {
+        inherit system;
+        overlays = [ (import ./overlay/overlay.nix) ];
+      };
       username = "pagedmov";
-      env = import ./env.nix;
     in {
+      inherit pkgs;
       homeConfigurations = {
         oganessonHome = home-manager.lib.homeManagerConfiguration {
           inherit pkgs;
           extraSpecialArgs = {
             host = "oganesson";
-            inherit self username env inputs;
+            inherit self username inputs;
           };
 
           modules = [
@@ -58,7 +61,7 @@
           inherit pkgs;
           extraSpecialArgs = {
             host = "oganesson";
-            inherit self env username inputs;
+            inherit self username inputs;
           };
 
           modules = [
@@ -74,7 +77,7 @@
           inherit pkgs;
           extraSpecialArgs = {
             host = "oganesson";
-            inherit self env username inputs;
+            inherit self username inputs;
           };
 
           modules = [
@@ -89,7 +92,7 @@
         oganesson = nixpkgs.lib.nixosSystem {
           specialArgs = {
             host = "oganesson";
-            inherit self inputs env username;
+            inherit self inputs username;
           };
           inherit system;
           modules = [
@@ -103,7 +106,7 @@
         mercury = nixpkgs.lib.nixosSystem {
           specialArgs = {
             host = "mercury";
-            inherit self inputs env username;
+            inherit self inputs username;
           };
           inherit system;
           modules = [
@@ -117,7 +120,7 @@
         xenon = nixpkgs.lib.nixosSystem {
           specialArgs = {
             host = "xenon";
-            inherit self inputs env username;
+            inherit self inputs username;
           };
           inherit system;
           modules = [

modules/home/environment/userservices.nix

@@ -1,74 +1,6 @@
 { pkgs, self, ... }:
 
-let
+{
-  check_updates = pkgs.stdenv.mkDerivation {
-    pname = "pkg_maintenance_check";
-    version = "1.0";
-    src = ./.;
-    buildPhase = ''
-            mkdir -p $out/bin
-            cat > $out/bin/checkupdates.py <<- EOF
-import os, re, json, requests, subprocess
-root_dir = '/home/pagedmov/Nix/nixpkgs/pkgs'
-target_maintainer = 'pagedMov'
-packages = []
-pname_pattern = re.compile(r'pname\s*=\s*"([^"]+)"')
-version_pattern = re.compile(r'version\s*=\s*"([^"]+)"')
-maintainer_pattern = re.compile(r'maintainers\s*=\s*with\s*lib\.maintainers;\s*\[([^\]]+)\]')
-repo_pattern = re.compile(r'homepage\s*=\s*"([^"]+)"')
-for dirpath, _, filenames in os.walk(root_dir):
-    for filename in filenames:
-        file_path = os.path.join(dirpath, filename)
-        try:
-            with open(file_path, 'r', encoding='utf-8') as file:
-                content = file.read()
-                pname_match = pname_pattern.search(content)
-                version_match = version_pattern.search(content)
-                maintainer_match = maintainer_pattern.search(content)
-                repo_match = repo_pattern.search(content)
-                if pname_match and version_match and maintainer_match and repo_match:
-                    maintainers = maintainer_match.group(1).split()
-                    if target_maintainer in maintainers:
-                        package_info = {'pname': pname_match.group(1), 'version': version_match.group(1), 'repo': repo_match.group(1)}
-                        packages.append(package_info)
-        except (UnicodeDecodeError, IOError):
-            pass
-print(json.dumps(packages, indent=2))
-github_api_template = "https://api.github.com/repos/{owner}/{repo}/releases/latest"
-updates = []
-for package in packages:
-    repo_url = package["repo"]
-    current_version = package["version"]
-    if "github.com" in repo_url:
-        owner_repo = repo_url.split("github.com/")[1]
-        if owner_repo.endswith("/"):
-            owner_repo = owner_repo[:-1]
-        owner, repo = owner_repo.split('/')
-        api_url = github_api_template.format(owner=owner, repo=repo)
-        response = requests.get(api_url)
-        if response.status_code == 200:
-            latest_release = response.json()
-            latest_version = latest_release.get("tag_name", "").lstrip('v')
-            if latest_version and latest_version != current_version:
-                updates.append({"pkg": package["pname"], "version": latest_version})
-            else:
-                print(f"{package['pname']} is up to date.\n")
-        else:
-            print(f"Failed to check version for {package['pname']} (HTTP {response.status_code}).\n")
-    else:
-        print(f"Skipping non-GitHub repository for {package['pname']}.\n")
-if updates:
-    update_string = '''
-    for update in updates:
-        update_string += f"  {update['pkg']} -> {update['version']}\n"
-    subprocess.run(["notify-send", "--icon=/home/pagedmov/.sysflake/assets/images/nixos-icon-generic.png", "Maintenance Update", f"Updates found:\n{update_string}"])
-    subprocess.run(["aplay", "-q", "-N", "/home/pagedmov/.sysflake/assets/sound/login.wav"])
-EOF
-    '';
-    buildInputs = with pkgs; [ python3Packages.requests ];
-    installPhase = ":";
-  };
-in {
   systemd.user = {
     timers = {
       maintenanceCheck = {
@@ -99,7 +31,7 @@ in {
         };
 
         Service = {
-          ExecStart = "${pkgs.nix}/bin/nix-shell -p python3Packages.requests --run '${pkgs.python311}/bin/python ${check_updates}/bin/checkupdates.py'";
+          ExecStart = "${pkgs.nix}/bin/nix-shell -p python3Packages.requests --run '${pkgs.python311}/bin/python ${pkgs.myPkgs.check_updates}/bin/checkupdates.py'";
           Type = "simple";
         };
       };

overlay/check_updates/package.nix

@@ -0,0 +1,71 @@
+{ pkgs ? import <nixpkgs> { } }:
+
+pkgs.stdenv.mkDerivation {
+    pname = "pkg_maintenance_check";
+    version = "1.0";
+    src = ./.;
+    buildPhase = ''
+            mkdir -p $out/bin
+            cat > $out/bin/checkupdates.py <<- EOF
+import os, re, json, requests, subprocess
+flakePath = os.getenv('FLAKEPATH')
+def nix_eval(expr):
+    try:
+        result = subprocess.run(
+            ["nix", "eval", "--json", expr],
+            capture_output=True,
+            text=True,
+            check=True)
+        return json.loads(result.stdout)
+    except subprocess.CalledProcessError as e:
+        print(f"Error running 'nix eval' for {expr}: {e}")
+        return {}
+packages = nix_eval(f"{flakePath}#pkgs.myPkgs")
+target_maintainer = 'pagedMov'
+maintained_packages = []
+for pname in packages.keys():
+    maintainers_info = nix_eval(f"{flakePath}#pkgs.myPkgs.{pname}.meta.maintainers")
+    for maintainer in maintainers_info:
+        if maintainer.get('github') == target_maintainer:
+            # Collect relevant package details
+            version = nix_eval(f"{flakePath}#pkgs.myPkgs.{pname}.version") or "unknown"
+            repo_url = nix_eval(f"{flakePath}#pkgs.myPkgs.{pname}.meta.homepage") or ""
+            maintained_packages.append({
+                'pname': pname,
+                'version': version,
+                'repo': repo_url,
+                'maintainers': maintainers_info
+            })
+            break
+print(json.dumps(maintained_packages, indent=2))
+github_api_template = "https://api.github.com/repos/{owner}/{repo}/releases/latest"
+updates = []
+for package in maintained_packages:
+    repo_url = package["repo"]
+    current_version = package["version"]
+    if "github.com" in repo_url:
+        owner_repo = repo_url.split("github.com/")[1].rstrip('/')
+        owner, repo = owner_repo.split('/')
+        api_url = github_api_template.format(owner=owner, repo=repo)
+        response = requests.get(api_url)
+        if response.status_code == 200:
+            latest_release = response.json()
+            latest_version = latest_release.get("tag_name", "").lstrip('v')
+            if latest_version and latest_version != current_version:
+                updates.append({"pkg": package["pname"], "version": latest_version})
+            else:
+                print(f"{package['pname']} is up to date.\n")
+        else:
+            print(f"Failed to check version for {package['pname']} (HTTP {response.status_code}).\n")
+    else:
+        print(f"Skipping non-GitHub repository for {package['pname']}.\n")
+if updates:
+    update_string = '\n'.join([f"  {update['pkg']} -> {update['version']}" for update in updates])
+    subprocess.run(["notify-send", "--icon=/home/pagedmov/.sysflake/assets/images/nixos-icon-generic.png",
+                    "Maintenance Update", f"Package updates found:\n{update_string}"])
+    subprocess.run(["aplay", "-q", "-N", "/home/pagedmov/.sysflake/assets/sound/login.wav"])
+EOF
+    '';
+    buildInputs = with pkgs; [ python3Packages.requests ];
+    installPhase = ":";
+}

overlay/overlay.nix

@@ -0,0 +1,6 @@
+self: super: {
+  myPkgs = {
+    tinyfetch = super.callPackage ./tinyfetch/package.nix {};
+    check_updates = super.callPackage ./check_updates/package.nix {};
+  };
+}

overlay/tinyfetch/package.nix

@@ -0,0 +1,47 @@
+{
+  stdenv,
+  fetchFromGitHub,
+  lib,
+}:
+
+let
+  pagedMov = {
+    email = "kylerclay@proton.me";
+    github = "pagedMov";
+    githubId = 19557376;
+    name = "Kyler Clay";
+    keys = [ { fingerprint = "784B 3623 94E7 8F11 0B9D AE0F 56FD CFA6 2A93 B51E"; } ];
+  };
+in
+stdenv.mkDerivation {
+  pname = "tinyfetch";
+  version = "0.2";
+
+  src = fetchFromGitHub {
+    owner = "abrik1";
+    repo = "tinyfetch";
+    rev = "refs/tags/0.2";
+    hash = "sha256-nuC7Xtfg7rf6/IDhUKT2JZD9V0Hl/welNAFDJYJKwmA=";
+  };
+
+  buildPhase = ''
+    runHook preBuild
+    $CC src/tinyfetch.c -o tinyfetch
+    runHook postBuild
+  '';
+
+  installPhase = ''
+    runHook preInstall
+    install -Dm755 tinyfetch -t $out/bin
+    runHook postInstall
+  '';
+
+  meta = {
+    description = "Simple fetch in C which is tiny and fast";
+    homepage = "https://github.com/abrik1/tinyfetch";
+    license = lib.licenses.mit;
+    mainProgram = "tinyfetch";
+    maintainers = [ pagedMov ];
+    platforms = lib.platforms.unix;
+  };
+}