Try sequential builds in CI

.gitlab-ci.yml

@@ -3,8 +3,8 @@ image: gradle:eclipse-temurin
 
 # all stages need to be defined here
 stages:
-  - build
-#   - zip_artifacts
+  - build_18-1
+  - build_18-2
 
 variables:
     # If we have correctness issues when compiling this can be set to false
@@ -19,23 +19,22 @@ before_script:
     - echo GE_JOB_ID=$CI_JOB_ID >> generate_jars.env
 
 
-# 1.18.1 build
-build compileAndMerge 1/2:
-    stage: build
+# 1.18.1 build 
+build_18-1: # build compile_18_1 1/2:
+    stage: build_18-1
     script: ./gradlew build -PmcVer=1.18.1 --gradle-user-home cache/; ./gradlew merge --gradle-user-home cache/
     # build using Java 17
     image: eclipse-temurin:17
     cache:
+        # The cached folders should only be used for this job.
+        # This prevents jobs from using the same folder(s) and overwriting each other
         key: "$CI_COMMIT_REF_NAME_18-1"
         policy: pull-push
         paths:
             - .gradle
             - cache/
             - Merged
-
-  # TEMPORARY, there should be a way of either generating artifacts per build or in a separate stage
     artifacts:
-      # This should only be done after the last build, otherwise there will be duplicate jars
       name: "Merged_NightlyBuild_1_18_1-${CI_COMMIT_SHORT_SHA}-${CI_COMMIT_TIMESTAMP}"
       paths:
         # relative to the root directory
@@ -43,10 +42,9 @@ build compileAndMerge 1/2:
       expire_in: 1 day
 
 # 1.18.2 build
-build compileAndMerge 2/2:
-    stage: build
+build_18-2: #build compile_18_2 2/2:
+    stage: build_18-2
     script: ./gradlew build -PmcVer=1.18.2 --gradle-user-home cache/; ./gradlew merge --gradle-user-home cache/
-    # build using Java 17
     image: eclipse-temurin:17
     cache:
         key: "$CI_COMMIT_REF_NAME_18-2"
@@ -55,34 +53,13 @@ build compileAndMerge 2/2:
             - .gradle
             - cache/
             - Merged
-    
-    # TEMPORARY, there should be a way of either generating artifacts per build or in a separate stage
     artifacts:
-        # This should only be done after the last build, otherwise there will be duplicate jars
         name: "Merged_NightlyBuild_1_18_2-${CI_COMMIT_SHORT_SHA}-${CI_COMMIT_TIMESTAMP}"
         paths:
-            # relative to the root directory
             - Merged
         expire_in: 1 day
 
 
-# # put artifacts in a zip
-# # This should only be done after all the builds have been completed
-# zip_artifacts:
-#     stage: zip_artifacts
-#     # The complier complains if we don't do something with the script line 
-#     script: echo 'Building complete. Creating artifact Zip.'
-#     # build using Java 17
-#     image: eclipse-temurin:17
-#     artifacts:
-#         # This should only be done after the last build, otherwise there will be duplicate jars
-#         name: "Merged_NightlyBuild-${CI_COMMIT_SHORT_SHA}-${CI_COMMIT_TIMESTAMP}"
-#         paths:
-#             # relative to the root directory
-#             - Merged
-#         expire_in: 1 day
-
-
 
 # unused deployment stage
 #deploy: