customize gitea homepage

nixbld-etc-nixos/configuration.nix

@@ -327,6 +327,9 @@ ACTION=="add", SUBSYSTEM=="tty", \
     ALLOWED_TYPES = */*
     '';
   };
+  systemd.tmpfiles.rules = [
+    "L+ '${config.services.gitea.stateDir}/custom/templates/home.tmpl' - - - - ${./gitea-home.tmpl}"
+  ];
 
   services.mattermost = {
     enable = true;

nixbld-etc-nixos/gitea-home.tmpl

@@ -0,0 +1,23 @@
+{{template "base/head" .}}
+<div class="home">
+	<div class="ui stackable middle very relaxed page grid">
+		<div class="sixteen wide center aligned centered column">
+			<div>
+				<img class="logo" src="{{AppSubUrl}}/img/gitea-lg.png" />
+			</div>
+			<div class="hero">
+				<h1 class="ui icon header title">
+					{{AppName}}
+				</h1>
+			</div>
+		</div>
+	</div>
+	<div class="ui stackable middle very relaxed page grid">
+		<div class="sixteen wide center column">
+			<p class="large">
+				Welcome! This Gitea instance is here to support projects related to <a href="https://m-labs.hk">M-Labs</a>. You may want to browse the <a href="https://git.m-labs.hk/M-Labs/">M-Labs organization</a> where many projects are located. If you would like an account (we give them to anyone who wants to contribute on projects related to Sinara, ARTIQ, nMigen, etc.), simply write a short email to sb@m-***.hk stating the username you would like to have.
+			</p>
+		</div>
+	</div>
+</div>
+{{template "base/footer" .}}