fix: Fix potential undefined error in data[0]?.version and improve er…

…ror handling

scripts/publish.ts

@@ -6,34 +6,39 @@ import contractsPkgJson from "@semaphore-protocol/contracts/package.json"
 const { version: contractsLocalVersion } = contractsPkgJson
 
 async function maybePushToSoldeer() {
-    // api not documented, may change, found by inspecting the network tab
     const response = await fetch(
         "https://api.soldeer.xyz/api/v1/revision?project_name=semaphore-protocol-contracts&limit=1"
     )
     const { data } = await response.json()
 
     if (
-        data.length === 0 || // data = [] if no version has ever been published yet
-        compare(contractsLocalVersion, data[0].version) === 1
-    )
+        data.length === 0 ||
+        compare(contractsLocalVersion, data[0]?.version) === 1
+    ) {
         execSync(`soldeer push semaphore-protocol-contracts~${contractsLocalVersion} packages/contracts/contracts`, {
             stdio: "inherit"
         })
+    }
 }
 
 async function main() {
-    execSync(`yarn build:libraries`, { stdio: "inherit" })
-    execSync(`yarn clean:cli-templates`)
-    execSync(`yarn workspaces foreach -A --no-private npm publish --tolerate-republish --access public`, {
-        stdio: "inherit"
-    })
+    try {
+        execSync(`yarn build:libraries`, { stdio: "inherit" })
+        execSync(`yarn clean:cli-templates`)
+        execSync(`yarn workspaces foreach -A --no-private npm publish --tolerate-republish --access public`, {
+            stdio: "inherit"
+        })
 
-    await maybePushToSoldeer()
+        await maybePushToSoldeer()
+    } catch (error) {
+        console.error("Error executing the script:", error)
+        process.exit(1)
+    }
 }
 
 main()
     .then(() => process.exit(0))
     .catch((error) => {
-        console.error(error)
+        console.error("Error in main process:", error)
         process.exit(1)
     })