Do not try to collect git commit info on build, because Heroku doesn't support it.

pom.xml

@@ -52,10 +52,6 @@
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
             </plugin>
-            <plugin>
-                <groupId>pl.project13.maven</groupId>
-                <artifactId>git-commit-id-plugin</artifactId>
-            </plugin>        
         </plugins>
     </build>
 

src/main/java/rs/in/zivanovic/share/a/secret/api/controllers/SasController.java

@@ -24,8 +24,6 @@
 package rs.in.zivanovic.share.a.secret.api.controllers;
 
 import java.util.List;
-import java.util.MissingResourceException;
-import java.util.ResourceBundle;
 import javax.validation.Valid;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.ResponseEntity;
@@ -72,14 +70,7 @@ public class SasController {
 
     @RequestMapping(method = RequestMethod.GET, value = "/version")
     public ResponseEntity version() {
-        String commitId = "<N/A>";
         String buildTime = "<N/A>";
-        try {
-            ResourceBundle rb = ResourceBundle.getBundle("git");
-            commitId = rb.getString("git.commit.id.abbrev");
-            buildTime = rb.getString("git.build.time");
-        } catch (MissingResourceException ex) {
-        }
-        return SasResponse.ok().withData(new Version(String.format("%s.%s", version, commitId), buildTime)).build();
+        return SasResponse.ok().withData(new Version(version, buildTime)).build();
     }
 }

src/main/resources/static/index.html

@@ -93,7 +93,7 @@
             <footer>
                 <hr/>
                 <small class="text-muted">
-                    Share-a-secret service version {{version.frontendVersion}} built at {{version.buildTime}}.<br/>
+                    Share-a-secret service version {{version.frontendVersion}}.<br/>
                     Full source code available under <a href="http://opensource.org/licenses/MIT">MIT license</a> at <a href="https://github.com/zmarko/share-a-secret-api">GitHub</a>.<br/>
                     Copyright &copy; 2014 Marko Zivanovic.<br/>
                     This web site uses material from the Wikipedia article <a href="https://en.wikipedia.org/wiki/Secret_sharing">"Secret sharing"</a>, which is released under the <a href="http://creativecommons.org/licenses/by-sa/3.0/">Creative Commons Attribution-Share-Alike License 3.0</a>.