feat(firefox): generalize youtube profile into modular web-app profile

- Renamed profiles/youtube.nix to profiles/web-app.nix.

- Refactored to accept id, name, and url as arguments.

- Added settings to force homepage on startup and new tabs.

- Disabled session restore and undo-close-tab for web-app profiles.

apps/firefox/default.nix

@@ -49,7 +49,12 @@
     ];
 
     profiles = {
-      youtube = import ./profiles/youtube.nix {inherit pkgs myConfig;};
+      youtube = import ./profiles/web-app.nix {
+        inherit pkgs myConfig;
+        id = 1;
+        name = "YouTube";
+        url = "https://youtube.com";
+      };
       hakase = {
         search.force = true;
         isDefault = true;

apps/firefox/profiles/web-app.nix

@@ -0,0 +1,129 @@
+{
+  pkgs,
+  myConfig,
+  id,
+  name,
+  url,
+  ...
+}: {
+  inherit id name;
+  search.force = true;
+  search.default = "ddg";
+  extensions.force = true;
+  extensions.packages = with pkgs.nur.repos.rycee.firefox-addons; [
+    ublock-origin
+    bitwarden
+    tridactyl
+  ];
+
+  settings = {
+    # --- Privacy & Hardening ---
+    "browser.contentblocking.category" = "strict";
+    "privacy.trackingprotection.enabled" = true;
+    "privacy.resistFingerprinting" = true; # Note: Spoofs timezone and caps FPS to 60
+    "geo.enabled" = false;
+    "media.peerconnection.enabled" = false; # Prevents WebRTC IP leaks
+    "network.dns.disablePrefetch" = true;
+    "network.prefetch-next" = false;
+
+    # --- NixOS / Hyprland Integration ---
+    "widget.use-xdg-desktop-portal.file-picker" = 1; # Use native file picker
+
+    # --- UI & Behavior ---
+    "browser.compactmode.show" = true;
+    "browser.tabs.closeWindowWithLastTab" = false;
+    "extensions.pocket.enabled" = false;
+    "extensions.screenshots.disabled" = true;
+    "browser.topsites.contile.enabled" = false;
+    "browser.formfill.enable" = false;
+    "browser.search.suggest.enabled" = false;
+    "browser.search.suggest.enabled.private" = false;
+    "browser.urlbar.suggest.searches" = false;
+    "browser.urlbar.showSearchSuggestionsFirst" = false;
+    "browser.newtabpage.activity-stream.feeds.section.topstories" = false;
+    "browser.newtabpage.activity-stream.feeds.snippets" = false;
+    "browser.newtabpage.activity-stream.section.highlights.includePocket" = false;
+    "browser.newtabpage.activity-stream.section.highlights.includeBookmarks" = false;
+    "browser.newtabpage.activity-stream.section.highlights.includeDownloads" = false;
+    "browser.newtabpage.activity-stream.section.highlights.includeVisited" = false;
+    "browser.newtabpage.activity-stream.showSponsored" = false;
+    "browser.newtabpage.activity-stream.system.showSponsored" = false;
+    "browser.newtabpage.activity-stream.showSponsoredTopSites" = false;
+    "toolkit.legacyUserProfileCustomizations.stylesheets" = true;
+    "extensions.autoDisableScopes" = 0; # Enable extensions by default
+
+    # --- Homepage & Navigation ---
+    "browser.startup.page" = 1; # Always open the homepage
+    "browser.startup.homepage" = url;
+    "browser.newtab.url" = url; # Try to set newtab to homepage
+    "browser.sessionstore.resume_from_crash" = false; # Always start fresh
+    "browser.sessionstore.max_tabs_undo" = 0; # Disable undo close tab
+    
+    # --- Tridactyl (attempt to override) ---
+    # We can't easily set per-profile tridactylrc, but we can try to minimize its newtab impact
+  };
+
+  userChrome = ''
+    "network.trr.mode" = 2; # Use DoH with system fallback
+    "network.trr.uri" = "https://dns.quad9.net/dns-query";
+  };
+
+  userChrome = ''
+    /* --- Floating Autohide Toolbox (Tabs Only) --- */
+
+    /* Take toolbox out of the document flow so web content is 100% height */
+    #navigator-toolbox {
+      position: fixed !important;
+      top: 0;
+      left: 0;
+      width: 100%;
+      z-index: 9999 !important;
+      background-color: var(--toolbar-bgcolor, #1c1b22) !important;
+      
+      /* Start hidden */
+      transform: translateY(-100%) !important;
+      opacity: 0 !important;
+      transition: transform 0.2s ease, opacity 0.2s ease !important;
+    }
+
+    /* Trigger zone */
+    #navigator-toolbox::after {
+      content: "";
+      position: absolute;
+      top: 100%;
+      left: 0;
+      width: 100%;
+      height: 10px;
+      z-index: 10000 !important;
+    }
+
+    /* Reveal when hovering */
+    #navigator-toolbox:hover {
+      transform: translateY(0) !important;
+      opacity: 1 !important;
+    }
+
+    /* --- Hide specific bars --- */
+
+    /* Hide Navigation Bar (Address Bar) COMPLETELY */
+    #nav-bar {
+      visibility: collapse !important;
+      height: 0px !important;
+      min-height: 0px !important;
+      padding: 0 !important;
+      margin: 0 !important;
+    }
+
+    /* Hide Bookmarks Toolbar */
+    #PersonalToolbar { visibility: collapse !important; }
+
+    /* Hide Titlebar */
+    #titlebar { appearance: none !important; }
+
+    /* Ensure TabsToolbar looks okay on its own */
+    #TabsToolbar {
+      border: none !important;
+      background: transparent !important;
+    }
+  '';
+}

apps/firefox/profiles/youtube.nix

@@ -60,61 +60,44 @@
   };
 
   userChrome = ''
-    /* --- Floating Autohide Toolbox (Tabs Only) --- */
+    /* Hide the Navigation Bar by default */
-
+    #nav-bar {
-    /* Take toolbox out of the document flow so web content is 100% height */
+      height: 0px !important;
-    #navigator-toolbox {
+      min-height: 0px !important;
-      position: fixed !important;
+      overflow: hidden !important;
-      top: 0;
-      left: 0;
-      width: 100%;
-      z-index: 9999 !important;
-      background-color: var(--toolbar-bgcolor, #1c1b22) !important;
-      
-      /* Start hidden */
-      transform: translateY(-100%) !important;
       opacity: 0 !important;
-      transition: transform 0.2s ease, opacity 0.2s ease !important;
+      transition: height 0.3s ease, opacity 0.3s ease !important;
+      z-index: 100 !important;
     }
 
-    /* Trigger zone */
+    /* Show the Navigation Bar on hover over the navigator toolbox */
-    #navigator-toolbox::after {
+    #navigator-toolbox:hover #nav-bar,
-      content: "";
+    #nav-bar:focus-within {
-      position: absolute;
+      height: 40px !important; /* Adjust based on your density settings */
-      top: 100%;
+      min-height: 40px !important;
-      left: 0;
-      width: 100%;
-      height: 10px;
-      z-index: 10000 !important;
-    }
-
-    /* Reveal when hovering */
-    #navigator-toolbox:hover {
-      transform: translateY(0) !important;
       opacity: 1 !important;
     }
 
-    /* --- Hide specific bars --- */
+    /* Auto-hide Tabs Toolbar */
-
+    #TabsToolbar {
-    /* Hide Navigation Bar (Address Bar) COMPLETELY */
-    #nav-bar {
-      visibility: collapse !important;
       height: 0px !important;
       min-height: 0px !important;
-      padding: 0 !important;
+      overflow: hidden !important;
-      margin: 0 !important;
+      opacity: 0 !important;
+      transition: height 0.3s ease, opacity 0.3s ease !important;
+      z-index: 100 !important;
+    }
+
+    /* Show Tabs Toolbar on hover over the navigator toolbox */
+    #navigator-toolbox:hover #TabsToolbar {
+      height: 30px !important; /* Adjust based on your tab height preference */
+      min-height: 30px !important;
+      opacity: 1 !important;
     }
 
     /* Hide Bookmarks Toolbar */
-    #PersonalToolbar { visibility: collapse !important; }
+    #PersonalToolbar {
-
+      visibility: collapse !important;
-    /* Hide Titlebar */
-    #titlebar { appearance: none !important; }
-
-    /* Ensure TabsToolbar looks okay on its own */
-    #TabsToolbar {
-      border: none !important;
-      background: transparent !important;
     }
   '';
 }