Send the invitation as a light letter that names the community, the inviter by email, and who can read the Rule.

tests/unit/ruleStakeholderInviteMail.test.ts

@@ -0,0 +1,90 @@
+import { describe, expect, it } from "vitest";
+import {
+  RULE_STAKEHOLDER_INVITE_LOGO_PATH,
+  buildRuleStakeholderInviteMail,
+  ruleStakeholderInviteCopyUrl,
+} from "../../lib/server/ruleStakeholderInviteMail";
+
+const VERIFY_URL =
+  "https://communityrule.info/api/invites/rule-stakeholder/verify?token=abc";
+
+describe("ruleStakeholderInviteCopyUrl", () => {
+  it("adds copy=1 to the invitation link", () => {
+    expect(ruleStakeholderInviteCopyUrl(VERIFY_URL)).toBe(
+      `${VERIFY_URL}&copy=1`,
+    );
+  });
+});
+
+describe("buildRuleStakeholderInviteMail", () => {
+  const mail = buildRuleStakeholderInviteMail({
+    to: "rosa@example.org",
+    verifyUrl: VERIFY_URL,
+    origin: "https://communityrule.info",
+    communityName: "Juniper Street Food Share",
+    inviterEmail: "maya@example.org",
+    summary:
+      "A food share that runs every Sunday on Juniper Street. Volunteers collect surplus from two grocers and a farm stand and share it with neighbors.",
+    document: {
+      sections: [
+        {
+          categoryName: "Values",
+          entries: [
+            { title: "Care", body: "We care." },
+            { title: "Share", body: "We share." },
+            { title: "Listen", body: "We listen." },
+          ],
+        },
+        {
+          categoryName: "Communication",
+          entries: Array.from({ length: 6 }, (_, i) => ({
+            title: `Card ${i + 1}`,
+            body: "Body",
+          })),
+        },
+      ],
+    },
+  });
+
+  it("uses the launch subject, preview, and privacy line", () => {
+    expect(mail.subject).toBe(
+      "Juniper Street Food Share invited you to read their Rule",
+    );
+    expect(mail.previewText).toBe(
+      "It covers how they talk, who belongs, how they decide and what happens when they disagree.",
+    );
+    expect(mail.text).toContain(
+      "Every Rule starts private. Only the people Juniper Street Food Share invites can read it until the person who holds the pen turns on a link. A Rule is public and featured only when a community asks us in writing.",
+    );
+    expect(mail.html).toContain("Every Rule starts private.");
+  });
+
+  it("names the inviter by email and points replies at that address in copy", () => {
+    expect(mail.text).toContain("maya@example.org sent the invitation.");
+    expect(mail.text).toContain(
+      "how they talk, who belongs, how they decide and what happens when they disagree.",
+    );
+    expect(mail.html).not.toContain("Maya Ortiz");
+  });
+
+  it("includes read and copy links, footer, and the 2x mark", () => {
+    expect(mail.text).toContain(VERIFY_URL);
+    expect(mail.text).toContain(`${VERIFY_URL}&copy=1`);
+    expect(mail.html).toContain(`href="${VERIFY_URL}"`);
+    expect(mail.html).toContain(`href="${VERIFY_URL}&copy=1"`);
+    expect(mail.html).toContain("Read the Rule");
+    expect(mail.html).toContain("Make a copy");
+    expect(mail.html).toContain("3 VALUES AND 6 CARDS");
+    expect(mail.html).toContain("JS");
+    expect(mail.html).toContain("#e4e4e4");
+    expect(mail.html).toContain("font-size:14px;line-height:20px;color:#464646");
+    expect(mail.html).toContain(
+      `https://communityrule.info${RULE_STAKEHOLDER_INVITE_LOGO_PATH}`,
+    );
+    expect(mail.html).toContain("https://communityrule.info/privacy");
+    expect(mail.html).toContain("https://communityrule.info/about");
+    expect(mail.text).toContain(
+      "Juniper Street Food Share’s Rule on CommunityRule",
+    );
+  });
+});