fix steam-alpha pipeline (#83)

use custom discord action instead of broken one

.github/actions/discord-webhook/action.yml

@@ -0,0 +1,57 @@
+name: "Discord Webhook"
+description: "Send a message to Discord via webhook using curl"
+inputs:
+  webhook_url:
+    description: "Discord webhook URL"
+    required: true
+  message:
+    description: "Message to send"
+    required: true
+  username:
+    description: "Override the default username of the webhook"
+    required: false
+    default: ""
+  avatar_url:
+    description: "Override the default avatar of the webhook"
+    required: false
+    default: ""
+  color:
+    description: "Embed color (decimal number)"
+    required: false
+    default: ""
+
+runs:
+  using: "composite"
+  steps:
+    - name: Send Discord notification
+      shell: bash
+      run: |
+        if [ -n "${{ inputs.color }}" ]; then
+          # Send as embed with color
+          PAYLOAD=$(jq -n \
+            --arg content "${{ inputs.message }}" \
+            --arg username "${{ inputs.username }}" \
+            --arg avatar "${{ inputs.avatar_url }}" \
+            --arg color "${{ inputs.color }}" \
+            '{
+              content: (if $content != "" then $content else null end),
+              username: (if $username != "" then $username else null end),
+              avatar_url: (if $avatar != "" then $avatar else null end),
+              embeds: (if $color != "" then [{description: $content, color: ($color | tonumber)}] else null end)
+            } | with_entries(select(.value != null))')
+        else
+          # Send as simple message
+          PAYLOAD=$(jq -n \
+            --arg content "${{ inputs.message }}" \
+            --arg username "${{ inputs.username }}" \
+            --arg avatar "${{ inputs.avatar_url }}" \
+            '{
+              content: $content,
+              username: (if $username != "" then $username else null end),
+              avatar_url: (if $avatar != "" then $avatar else null end)
+            } | with_entries(select(.value != null))')
+        fi
+
+        curl -H "Content-Type: application/json" \
+             -d "$PAYLOAD" \
+             "${{ inputs.webhook_url }}"

.github/workflows/steam_alpha.yml

@@ -86,7 +86,7 @@ jobs:
           echo "branch=${GITHUB_HEAD_REF:-${GITHUB_REF#refs/heads/}}" >> $GITHUB_OUTPUT
 
       - name: Discord notification
-        uses: appleboy/discord-action@v1.2.0
+        uses: ./.github/actions/discord-webhook
         with:
           webhook_url: ${{ secrets.DISCORD_WEBHOOK }}
           message: New macos release (`${{ steps.vars.outputs.branch }}`) [`${{ steps.vars.outputs.sha_short }}`]
@@ -168,7 +168,7 @@ jobs:
           echo "branch=${GITHUB_HEAD_REF:-${GITHUB_REF#refs/heads/}}" >> $GITHUB_OUTPUT
 
       - name: Discord notification
-        uses: appleboy/discord-action@v1.2.0
+        uses: ./.github/actions/discord-webhook
         with:
           webhook_url: ${{ secrets.DISCORD_WEBHOOK }}
           message: New steamos release (`${{ steps.vars.outputs.branch }}`) [`${{ steps.vars.outputs.sha_short }}`]
@@ -224,7 +224,7 @@ jobs:
           echo "branch=${GITHUB_HEAD_REF:-${GITHUB_REF#refs/heads/}}" >> $GITHUB_OUTPUT
 
       - name: Discord notification
-        uses: appleboy/discord-action@v1.2.0
+        uses: ./.github/actions/discord-webhook
         with:
           webhook_url: ${{ secrets.DISCORD_WEBHOOK }}
           message: New windows release (`${{ steps.vars.outputs.branch }}`) [`${{ steps.vars.outputs.sha_short }}`]