🐛Changed "free_signups" to "signups" in Post Exporter (#18883)

ref https://github.com/TryGhost/Product/issues/4110

Made this change to increase clarity in data export

---

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### <samp>🤖 Generated by Copilot at 6c0508d</samp>

Renamed a column in posts export data and updated the corresponding test
case. This change makes the export data more consistent and clear for
users who have different member features enabled.

ghost/core/test/e2e-api/admin/__snapshots__/posts.test.js.snap

@@ -1789,7 +1789,7 @@ Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
   "content-disposition": StringMatching /\\^Attachment; filename="post-analytics\\.\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}\\.csv"\\$/,
-  "content-length": "2721",
+  "content-length": "2716",
   "content-type": "text/csv; charset=utf-8",
   "content-version": StringMatching /v\\\\d\\+\\\\\\.\\\\d\\+/,
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
@@ -1800,7 +1800,7 @@ Object {
 
 exports[`Posts API Export Can export 2 1`] = `
 Object {
-  "text": "id,title,url,author,status,created_at,updated_at,published_at,featured,tags,post_access,email_recipients,sends,opens,clicks,free_signups,paid_conversions
+  "text": "id,title,url,author,status,created_at,updated_at,published_at,featured,tags,post_access,email_recipients,sends,opens,clicks,signups,paid_conversions
 6194d3ce51e2700162531a77,Start here for a quick overview of everything you need to know,http://127.0.0.1:2369/welcome/,Ghost,published only,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,false,Getting Started,Public,,,,,0,0
 6194d3ce51e2700162531a76,Customizing your brand and design settings,http://127.0.0.1:2369/design/,Ghost,published only,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,false,Getting Started,Public,,,,,0,0
 6194d3ce51e2700162531a75,\\"Writing and managing content in Ghost, an advanced guide\\",http://127.0.0.1:2369/write/,Ghost,published only,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,false,Getting Started,Public,,,,,0,0
@@ -1820,7 +1820,7 @@ Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
   "content-disposition": StringMatching /\\^Attachment; filename="post-analytics\\.\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}\\.csv"\\$/,
-  "content-length": "587",
+  "content-length": "582",
   "content-type": "text/csv; charset=utf-8",
   "content-version": StringMatching /v\\\\d\\+\\\\\\.\\\\d\\+/,
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
@@ -1831,7 +1831,7 @@ Object {
 
 exports[`Posts API Export Can export with filter 2 1`] = `
 Object {
-  "text": "id,title,url,author,status,created_at,updated_at,published_at,featured,tags,post_access,email_recipients,sends,opens,clicks,free_signups,paid_conversions
+  "text": "id,title,url,author,status,created_at,updated_at,published_at,featured,tags,post_access,email_recipients,sends,opens,clicks,signups,paid_conversions
 618ba1ffbe2896088840a6e7,\\"Not so short, bit complex\\",http://127.0.0.1:2369/not-so-short-bit-complex/,Joe Bloggs,published only,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,true,,Public,,,,,0,0
 618ba1ffbe2896088840a6e3,Short and Sweet,http://127.0.0.1:2369/short-and-sweet/,Joe Bloggs,published only,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,true,chorizo,Public,,,,,0,0",
 }
@@ -1842,7 +1842,7 @@ Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
   "content-disposition": StringMatching /\\^Attachment; filename="post-analytics\\.\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}\\.csv"\\$/,
-  "content-length": "406",
+  "content-length": "401",
   "content-type": "text/csv; charset=utf-8",
   "content-version": StringMatching /v\\\\d\\+\\\\\\.\\\\d\\+/,
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
@@ -1853,7 +1853,7 @@ Object {
 
 exports[`Posts API Export Can export with limit 2 1`] = `
 Object {
-  "text": "id,title,url,author,status,created_at,updated_at,published_at,featured,tags,post_access,email_recipients,sends,opens,clicks,free_signups,paid_conversions
+  "text": "id,title,url,author,status,created_at,updated_at,published_at,featured,tags,post_access,email_recipients,sends,opens,clicks,signups,paid_conversions
 6194d3ce51e2700162531a77,Start here for a quick overview of everything you need to know,http://127.0.0.1:2369/welcome/,Ghost,published only,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,false,Getting Started,Public,,,,,0,0",
 }
 `;
@@ -1863,7 +1863,7 @@ Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
   "content-disposition": StringMatching /\\^Attachment; filename="post-analytics\\.\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}\\.csv"\\$/,
-  "content-length": "2721",
+  "content-length": "2716",
   "content-type": "text/csv; charset=utf-8",
   "content-version": StringMatching /v\\\\d\\+\\\\\\.\\\\d\\+/,
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
@@ -1874,7 +1874,7 @@ Object {
 
 exports[`Posts API Export Can export with order 2 1`] = `
 Object {
-  "text": "id,title,url,author,status,created_at,updated_at,published_at,featured,tags,post_access,email_recipients,sends,opens,clicks,free_signups,paid_conversions
+  "text": "id,title,url,author,status,created_at,updated_at,published_at,featured,tags,post_access,email_recipients,sends,opens,clicks,signups,paid_conversions
 618ba1ffbe2896088840a6df,HTML Ipsum,http://127.0.0.1:2369/html-ipsum/,Joe Bloggs,published only,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,false,\\"kitchen sink, bacon\\",Public,,,,,0,0
 618ba1ffbe2896088840a6e1,Ghostly Kitchen Sink,http://127.0.0.1:2369/ghostly-kitchen-sink/,Joe Bloggs,published only,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,false,\\"kitchen sink, bacon\\",Public,,,,,0,0
 618ba1ffbe2896088840a6e3,Short and Sweet,http://127.0.0.1:2369/short-and-sweet/,Joe Bloggs,published only,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,2050-01-01T00:00:00.000Z,true,chorizo,Public,,,,,0,0

ghost/posts-service/lib/PostsExporter.js

@@ -96,7 +96,7 @@ class PostsExporter {
                 sends: email?.get('email_count') ?? null,
                 opens: trackOpens ? (email?.get('opened_count') ?? null) : null,
                 clicks: showEmailClickAnalytics ? (post.get('count__clicks') ?? 0) : null,
-                free_signups: membersTrackSources && published ? (post.get('count__signups') ?? 0) : null,
+                signups: membersTrackSources && published ? (post.get('count__signups') ?? 0) : null,
                 paid_conversions: membersTrackSources && paidMembersEnabled && published ? (post.get('count__paid_conversions') ?? 0) : null,
                 feedback_more_like_this: feedbackEnabled ? (post.get('count__positive_feedback') ?? 0) : null,
                 feedback_less_like_this: feedbackEnabled ? (post.get('count__negative_feedback') ?? 0) : null
@@ -126,7 +126,7 @@ class PostsExporter {
             }
 
             if (!membersTrackSources || !membersEnabled) {
-                removeableColumns.push('free_signups', 'paid_conversions');
+                removeableColumns.push('signups', 'paid_conversions');
             } else if (!paidMembersEnabled) {
                 removeableColumns.push('paid_conversions');
             }

ghost/posts-service/test/PostsExporter.test.js

@@ -190,7 +190,7 @@ describe('PostsExporter', function () {
             assert.equal(posts[0].newsletter_name, null);
 
             // Signups
-            assert.equal(posts[0].free_signups, null);
+            assert.equal(posts[0].signups, null);
             assert.equal(posts[0].paid_conversions, null);
         });
 
@@ -209,7 +209,7 @@ describe('PostsExporter', function () {
             assert.equal(posts[0].clicks, undefined);
 
             // Signups
-            assert.equal(posts[0].free_signups, undefined);
+            assert.equal(posts[0].signups, undefined);
             assert.equal(posts[0].paid_conversions, undefined);
         });
 
@@ -222,7 +222,7 @@ describe('PostsExporter', function () {
             assert.notEqual(posts[0].feedback_less_like_this, undefined);
             assert.notEqual(posts[0].sends, undefined);
             assert.notEqual(posts[0].opens, undefined);
-            assert.notEqual(posts[0].free_signups, undefined);
+            assert.notEqual(posts[0].signups, undefined);
             assert.notEqual(posts[0].paid_conversions, undefined);
 
             assert.equal(posts[0].clicks, undefined);
@@ -237,7 +237,7 @@ describe('PostsExporter', function () {
             assert.notEqual(posts[0].feedback_less_like_this, undefined);
             assert.notEqual(posts[0].sends, undefined);
             assert.notEqual(posts[0].clicks, undefined);
-            assert.notEqual(posts[0].free_signups, undefined);
+            assert.notEqual(posts[0].signups, undefined);
             assert.notEqual(posts[0].paid_conversions, undefined);
 
             assert.equal(posts[0].opens, undefined);
@@ -252,7 +252,7 @@ describe('PostsExporter', function () {
             assert.notEqual(posts[0].feedback_less_like_this, undefined);
             assert.notEqual(posts[0].sends, undefined);
             assert.notEqual(posts[0].clicks, undefined);
-            assert.notEqual(posts[0].free_signups, undefined);
+            assert.notEqual(posts[0].signups, undefined);
             assert.notEqual(posts[0].opens, undefined);
 
             assert.equal(posts[0].paid_conversions, undefined);
@@ -269,7 +269,7 @@ describe('PostsExporter', function () {
             assert.equal(posts.length, 1);
 
             assert.equal(posts[0].clicks, 0);
-            assert.equal(posts[0].free_signups, 0);
+            assert.equal(posts[0].signups, 0);
             assert.equal(posts[0].paid_conversions, 0);
             assert.equal(posts[0].feedback_more_like_this, 0);
             assert.equal(posts[0].feedback_less_like_this, 0);