Drop job-index and pin retention

Remove unused job-index plumbing from build reusable workflow.

Set retention-days on upload-artifact steps and sync docs.

Signed-off-by: Simon Beaudoin <sbeaudoi@qti.qualcomm.com>

Author: simonbeaudoin0935

.github/workflows/pkg-build-reusable-workflow.yml

@@ -37,11 +37,6 @@ on:
         type: string
         default: ""
 
-      job-index:
-        description: Uniquely identifying index for matrix-expanded callers so Debusine child workspaces stay distinct
-        type: string
-        default: "0"
-
       release:
         description: Prepare a release bundle (finalizes changelog, creates git bundle for push-release) for the Debian Debusine path
         type: boolean
@@ -259,6 +254,7 @@ jobs:
           name: docker-build-area
           path: docker-build-area.tgz
           if-no-files-found: error
+          retention-days: 1
 
   debian-build:
     name: Build (Debusine)
@@ -323,7 +319,6 @@ jobs:
           GITHUB_REPOSITORY_ID: ${{ github.repository_id }}
           GITHUB_RUN_ID: ${{ github.run_id }}
           GITHUB_RUN_ATTEMPT: ${{ github.run_attempt }}
-          JOB_INDEX: ${{ inputs.job-index }}
           DEBUSINE_HOST: ${{ vars.DEBUSINE_HOST }}
           DEBUSINE_SCOPE: ${{ vars.DEBUSINE_SCOPE }}
           DEBUSINE_TOKEN: ${{ secrets.DEBUSINE_TOKEN }}
@@ -347,6 +342,7 @@ jobs:
           name: release-bundle
           path: release.bundle
           if-no-files-found: error
+          retention-days: 1
 
   test:
     name: Test

.github/workflows/pkg-release-reusable-workflow.yml

@@ -204,6 +204,7 @@ jobs:
           name: prepared-release-source
           path: prepared-release-source.tar.gz
           if-no-files-found: error
+          retention-days: 1
 
       - name: Select source preparation outputs
         id: select
@@ -607,6 +608,7 @@ jobs:
           name: release-provenance
           path: build/provenance.json
           if-no-files-found: error
+          retention-days: 1
 
       - name: Persist metadata to qcom-distro-artifacts
         env:

docs/reusable-workflows.md

@@ -46,7 +46,6 @@ flowchart TD
 | `run-lintian` | boolean | No | `true` | Used by the Ubuntu/pkg-builder path |
 | `run-abi-checker` | boolean | No | `false` | Used by the Ubuntu/pkg-builder path |
 | `is-prebuilt` | string | No | `""` | Passed through to the Ubuntu/pkg-builder `build_package` action |
-| `job-index` | string | No | `"0"` | Optional matrix index used to keep Debusine child workspace names unique |
 | `release` | boolean | No | `false` | Whether to prepare the release bundle before generating the Debian release source package |
 | `debusine-parent-workspace` | string | No | `ci` | Parent Debusine workspace used to create child CI workspaces for Debian builds |
 
@@ -117,7 +116,6 @@ jobs:
     with:
       qcom-build-utils-ref: development
       debian-ref: refs/heads/${{ matrix.target_branch }}
-      job-index: ${{ strategy.job-index }}
 ```
 
 This workflow is the low-level build/test primitive used directly by package