feat(signup): community guidelines agreement and policies routes

Introduces /community-guidelines and /policies/{privacy,terms,[slug]} pages,
swaps the signup/invite checkbox from agreedToTerms to agreedToGuidelines,
adds Member.agreement.acceptedAt, and stamps the field when a Helcim
customer is created.

nuxt.config.ts

@@ -36,6 +36,20 @@ export default defineNuxtConfig({
   build: {
     transpile: ["vue-cal"],
   },
+  routeRules: {
+    "/policies/code-of-conduct": {
+      redirect: {
+        to: "https://publish.obsidian.md/baby-ghosts-corp-docs/Public/Policies/Code+of+Conduct",
+        statusCode: 302,
+      },
+    },
+    "/policies/conflict-resolution": {
+      redirect: {
+        to: "https://publish.obsidian.md/baby-ghosts-corp-docs/Public/Policies/Conflict+Resolution+Policy",
+        statusCode: 302,
+      },
+    },
+  },
   plausible: {
     domain: "ghostguild.org",
   },