feat: for signup set make organization name optional and set a default one

cypress/e2e/signup.cy.ts

@@ -40,6 +40,8 @@ describe('Signup', () => {
     })
 
     it('Can create user account', () => {
+        cy.intercept('POST', '/api/signup/').as('signupRequest')
+
         const email = `new_user+${Math.floor(Math.random() * 10000)}@posthog.com`
         cy.get('[data-attr=signup-email]').type(email).should('have.value', email)
         cy.get('[data-attr=password]').type('12345678').should('have.value', '12345678')
@@ -51,6 +53,29 @@ describe('Signup', () => {
         cy.get('[data-attr=signup-role-at-organization]').contains('Engineering')
         cy.get('[data-attr=signup-submit]').click()
 
+        cy.wait('@signupRequest').then((interception) => {
+            expect(interception.request.body).to.have.property('organization_name')
+            expect(interception.request.body.organization_name).to.equal('Hogflix SpinOff')
+        })
+
+        // lazy regex for a guid
+        cy.location('pathname').should('match', /\/verify_email\/[a-zA-Z0-9_.-]*/)
+    })
+    it('Can create user account without an organization name', () => {
+        cy.intercept('POST', '/api/signup/').as('signupRequest')
+
+        const email = `new_user+${Math.floor(Math.random() * 10000)}@posthog.com`
+        cy.get('[data-attr=signup-email]').type(email).should('have.value', email)
+        cy.get('[data-attr=password]').type('12345678').should('have.value', '12345678')
+        cy.get('[data-attr=signup-start]').click()
+        cy.get('[data-attr=signup-first-name]').type('Alice').should('have.value', 'Alice')
+        cy.get('[data-attr=signup-submit]').click()
+
+        cy.wait('@signupRequest').then((interception) => {
+            expect(interception.request.body).to.have.property('organization_name')
+            expect(interception.request.body.organization_name).to.equal("Alice's Organization")
+        })
+
         // lazy regex for a guid
         cy.location('pathname').should('match', /\/verify_email\/[a-zA-Z0-9_.-]*/)
     })
@@ -74,7 +99,7 @@ describe('Signup', () => {
         cy.get('.Toastify [data-attr="error-toast"]').contains('Inactive social login session.')
     })
 
-    it.only('Shows redirect notice if redirecting for maintenance', () => {
+    it('Shows redirect notice if redirecting for maintenance', () => {
         cy.intercept('**/decide/*', (req) =>
             req.reply(
                 decideResponse({

frontend/src/scenes/authentication/signup/signupForm/signupLogic.ts

@@ -6,6 +6,7 @@ import { urlToAction } from 'kea-router'
 import api from 'lib/api'
 import { CLOUD_HOSTNAMES, FEATURE_FLAGS } from 'lib/constants'
 import { featureFlagLogic } from 'lib/logic/featureFlagLogic'
+import posthog from 'posthog-js'
 import { preflightLogic } from 'scenes/PreflightCheck/preflightLogic'
 import { urls } from 'scenes/urls'
 
@@ -83,14 +84,20 @@ export const signupLogic = kea<signupLogicType>([
                 role_at_organization: '',
                 referral_source: '',
             } as SignupForm,
-            errors: ({ first_name, organization_name }) => ({
+            errors: ({ first_name }) => ({
                 first_name: !first_name ? 'Please enter your name' : undefined,
-                organization_name: !organization_name ? 'Please enter your organization name' : undefined,
             }),
             submit: async (payload, breakpoint) => {
                 breakpoint()
                 try {
-                    const res = await api.create('api/signup/', { ...values.signupPanel1, ...payload })
+                    const res = await api.create('api/signup/', {
+                        ...values.signupPanel1,
+                        ...payload,
+                        organization_name: payload.organization_name || `${payload.first_name}'s Organization`,
+                    })
+                    if (!payload.organization_name) {
+                        posthog.capture('default organization name set')
+                    }
                     location.href = res.redirect_url || '/'
                 } catch (e) {
                     actions.setSignupPanel2ManualErrors({