diff --git a/configuration/default.mjs b/configuration/default.mjs
index e69de29..358b482 100644
--- a/configuration/default.mjs
+++ b/configuration/default.mjs
@@ -0,0 +1,17 @@
+import path from "node:path";
+
+export default {
+  hostname: "localhost",
+  dataDirectory: path.join(process.cwd(), "data"),
+  email: {
+    options: { streamTransport: true, buffer: true },
+    defaults: {
+      from: {
+        name: "Courselore",
+        address: "feedback@courselore.org",
+      },
+    },
+  },
+  administratorEmail: "feedback@courselore.org",
+  environment: "other",
+};
diff --git a/configuration/development.mjs b/configuration/development.mjs
new file mode 100644
index 0000000..6de9081
--- /dev/null
+++ b/configuration/development.mjs
@@ -0,0 +1,9 @@
+import url from "node:url";
+
+export default {
+  hostname: process.env.TUNNEL ?? process.env.HOSTNAME ?? "localhost",
+  dataDirectory: url.fileURLToPath(new URL("../data/", import.meta.url)),
+  administratorEmail: "kill-the-newsletter@leafac.com",
+  environment: "development",
+  tunnel: typeof process.env.TUNNEL === "string",
+};
diff --git a/configuration/example.mjs b/configuration/example.mjs
new file mode 100644
index 0000000..0a5e39e
--- /dev/null
+++ b/configuration/example.mjs
@@ -0,0 +1,47 @@
+// COURSELORE CONFIGURATION
+
+import url from "node:url";
+
+export default {
+  // The main hostname through which people may access Courselore.
+  hostname: "YOUR-DOMAIN.EDU",
+
+  // The path to the folder in which Courselore stores data:
+  // the database and the files uploaded by users (for example, user avatars and attachments in messages).
+  // With the line below this is a folder called ‘data/’ relative to this configuration file.
+  // In most cases this is appropriate, but you may want to change it to an absolute path, for example, ‘/home/courselore/data/’.
+  dataDirectory: url.fileURLToPath(new URL("./data/", import.meta.url)),
+
+  // Configuration for the email server that delivers email on Courselore’s behalf.
+  // Use the format of arguments accepted by Nodemailer’s ‘.createTransport()’. See https://nodemailer.com/smtp/.
+  email: {
+    options: {
+      host: "SMTP.YOUR-DOMAIN.EDU",
+      auth: {
+        user: "SMTP USERNAME",
+        pass: "SMTP PASSWORD",
+      },
+    },
+    defaults: {
+      from: {
+        name: "Courselore",
+        address: "FROM@YOUR-DOMAIN.EDU",
+      },
+    },
+  },
+
+  // This email address serves two purposes:
+  // 1. If something goes wrong in Courselore, we direct users to report the issue to this email.
+  // 2. We provide this email to the certificate authority providing a TLS certificate (necessary for httpS to work).
+  //    In case something goes wrong with the certificate, they’ll contact you at this address.
+  administratorEmail: "ADMINISTRATOR@YOUR-DOMAIN.EDU",
+
+  // [OPTIONAL] Other hostnames you’d like to redirect to this Courselore installation.
+  // alternativeHostnames: ["WWW.YOUR-DOMAIN.EDU", "..."],
+
+  // [OPTIONAL, BUT RECOMMENDED] See https://hstspreload.org/.
+  // hstsPreload: true,
+
+  // [OPTIONAL] Extra Caddy configuration to add to Courselore’s Caddy configuration. See https://caddyserver.com.
+  // caddy: ``,
+};
diff --git a/configuration/kill-the-newsletter.com.mjs b/configuration/kill-the-newsletter.com.mjs
new file mode 100644
index 0000000..4bf0af2
--- /dev/null
+++ b/configuration/kill-the-newsletter.com.mjs
@@ -0,0 +1,50 @@
+import url from "node:url";
+import fs from "node:fs/promises";
+
+const secrets = JSON.parse(
+  await fs.readFile(new URL("./secrets.json", import.meta.url), "utf8")
+);
+
+export default {
+  hostname: "courselore.org",
+  dataDirectory: url.fileURLToPath(new URL("./data/", import.meta.url)),
+  email: {
+    options: {
+      host: "email-smtp.us-east-1.amazonaws.com",
+      auth: {
+        user: secrets.smtp.username,
+        pass: secrets.smtp.password,
+      },
+    },
+    defaults: {
+      from: {
+        name: "Courselore",
+        address: "administrator@courselore.org",
+      },
+    },
+  },
+  administratorEmail: "administrator@courselore.org",
+  alternativeHostnames: [
+    "www.courselore.org",
+    "courselore.com",
+    "www.courselore.com",
+  ],
+  hstsPreload: true,
+  caddy: `
+    http://meta.courselore.org, http://meta.courselore.com {
+      import common
+      redir https://{host}{uri} 308
+      handle_errors {
+        import common
+      }
+    }
+
+    https://meta.courselore.org, https://meta.courselore.com {
+      import common
+      redir https://courselore.org/courses/8537410611/invitations/3667859788?{query} 307
+      handle_errors {
+        import common
+      }
+    }
+  `,
+};
diff --git a/configuration/kill-the-newsletter.service b/configuration/kill-the-newsletter.service
new file mode 100644
index 0000000..a31aed8
--- /dev/null
+++ b/configuration/kill-the-newsletter.service
@@ -0,0 +1,11 @@
+[Unit]
+Description=Kill the Newsletter!
+After=network.target
+
+[Service]
+ExecStart=/root/kill-the-newsletter/kill-the-newsletter /root/kill-the-newsletter/configuration.mjs
+User=root
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
diff --git a/server/index.mts b/server/index.mts
index 88fdeac..ebeb77a 100644
--- a/server/index.mts
+++ b/server/index.mts
@@ -275,6 +275,9 @@ await commander.program
         },
         web: express(),
         email: "TODO",
+        log: (...messageParts: any[]) => {
+          console.log(messageParts.join(" "));
+        },
       };
 
       application.configuration.environment ??= "production";