chore: only publish changes

build/publish.js

@@ -1,3 +1,4 @@
+const {exec} = require('child_process');
 const {join} = require('path');
 
 const {processCode, spawnWith} = require('@flecks/core/src/server');
@@ -7,7 +8,7 @@ const {
   FLECKS_CORE_ROOT = process.cwd(),
 } = process.env;
 
-const args = ['npm', 'publish', '--provenance'];
+const args = ['echo', 'npm', 'publish', '--provenance'];
 const {workspaces} = require(join(FLECKS_CORE_ROOT, 'package.json'));
 
 (async () => {
@@ -17,9 +18,26 @@ const {workspaces} = require(join(FLECKS_CORE_ROOT, 'package.json'));
   paths.forEach((cwd, i) => {
     // then= :)
     cpus[i % cpus.length] = cpus[i % cpus.length]
-      .then(async (code) => (
-        (await processCode(spawnWith(args, {cwd: join(cwd, 'dist', 'fleck')}))) || code
-      ));
+      .then(async (code) => {
+        const {name, version} = require(join(cwd, 'package.json'));
+        const [localVersion, remoteVersion] = await Promise.all([
+          version,
+          new Promise((resolve, reject) => {
+            exec(`npm view ${name} version`, (error, stdout) => {
+              if (error) {
+                reject(error)
+                return;
+              }
+              resolve(stdout.trim());
+            });
+          }),
+        ]);
+        if (localVersion === remoteVersion) {
+          return code;
+        }
+        const publishCode = await processCode(spawnWith(args, {cwd: join(cwd, 'dist', 'fleck')}));
+        return publishCode || code;
+      });
   });
   process.exitCode = (await Promise.all(cpus)).find((code) => code !== 0) || 0;
 })();