WIP preview: replace configurable prefix by PR number

Signed-off-by: Antoine THEBAUD <antoine.thebaud@amadeus.com>

Author: Antoine THEBAUD

.github/workflows/dac.yaml

@@ -67,10 +67,6 @@ on:
         type: boolean
         required: false
       # preview-specific:
-      prefix: # TODO should be replaced by automatic passing of PR number
-        description: If provided, it is used to prefix the dashboard preview name.
-        type: string
-        required: false
       ttl:
         description: Time To Live of the dashboard preview (default "1d").
         type: string
@@ -129,7 +125,6 @@ jobs:
         with:
           directory: ./built
           project: ${{ inputs.project }}
-          prefix: ${{ inputs.prefix }}
           ttl: ${{ inputs.ttl }}
 
       # TODO append diff to PR

actions/preview_dashboards/action.yaml

@@ -9,9 +9,6 @@ inputs:
   file:
     description: Path to the file that contains the resources consumed by the command (mutually exclusive with `directory`).
     required: false
-  prefix:
-    description: If provided, it is used to prefix the dashboard preview name.
-    required: false
   project:
     description: If present, the project scope for this CLI request.
     required: false
@@ -26,9 +23,9 @@ runs:
         percli dac preview \
           $([[ -n "${{ inputs.directory }}" ]] && echo "-d ${{ inputs.directory }}") \
           $([[ -n "${{ inputs.file }}" ]] && echo "-f ${{ inputs.file }}") \
-          $([[ -n "${{ inputs.prefix }}" ]] && echo "--prefix ${{ inputs.prefix }}") \
           $([[ -n "${{ inputs.project }}" ]] && echo "--project ${{ inputs.project }}") \
           $([[ -n "${{ inputs.ttl }}" ]] && echo "--ttl ${{ inputs.ttl }}") \
+          --prefix "pr-${{ github.event.pull_request.number }}" \
           -o json \
           > preview_output.json
       shell: bash
@@ -47,4 +44,4 @@ runs:
             repo: context.repo.repo,
             issue_number: context.issue.number,
             body: commentBody
-          });
+          });