fix: When no output path is specified, output to same path as each file

It was previously writing to input base directory if specified or to the
work directory of the docker image. Closes #2

Author: devatherock

.gitignore

@@ -1,2 +1,4 @@
 .project
-*.iml
+*.iml
+.gradle
+build/

README.md

@@ -33,4 +33,11 @@ docker run --rm \
 ```
 
 ### vela/CircleCI
-Please refer [docs](DOCS.md)
+Please refer [docs](DOCS.md)
+
+## Tests
+To test the latest plugin image, run the below command
+
+```shell
+./gradlew test
+```

build.gradle

@@ -0,0 +1,17 @@
+plugins {
+    id 'groovy'
+}
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    testImplementation group: 'org.spockframework', name: 'spock-core', version: '1.3-groovy-2.5'
+}
+
+test {
+    testLogging {
+        events 'passed', 'failed'
+    }
+}

entrypoint.sh

@@ -64,11 +64,8 @@ case $INPUT_PATH in
   *) INPUT_PATH="$INPUT_PATH/" ;;
   esac
 
-  # If output path is not specified, use the input path itself
-  if [ -z "$OUTPUT_PATH" ]; then
-    OUTPUT_PATH=$INPUT_PATH
-  else
-    # If output path does not end with /, append it
+  # If output path does not end with /, append it
+  if [ ! -z "$OUTPUT_PATH" ]; then
     case $OUTPUT_PATH in
     *"/") ;;
     *) OUTPUT_PATH="$OUTPUT_PATH/" ;;

gradle/wrapper/gradle-wrapper.jar

@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.2-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists