fix: use persistent data path /opt/oma-memorial/data

Workspace dir gets recreated each build, losing all data.
Using fixed host path ensures DB and uploads persist across deploys.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

.gitea/workflows/deploy.yml

@@ -26,8 +26,8 @@ jobs:
 
       - name: Ensure data directory exists
         run: |
-          mkdir -p ${{ gitea.workspace }}/data/uploads/photos ${{ gitea.workspace }}/data/uploads/videos ${{ gitea.workspace }}/data/uploads/music
-          chown -R 1001:1001 ${{ gitea.workspace }}/data
+          mkdir -p /opt/oma-memorial/data/uploads/photos /opt/oma-memorial/data/uploads/videos /opt/oma-memorial/data/uploads/music
+          chown -R 1001:1001 /opt/oma-memorial/data
 
       - name: Run container in proxy network
         run: |
@@ -41,7 +41,7 @@ jobs:
             -e OLLAMA_URL="http://host.docker.internal:11434" \
             -e SITE_PASSWORD="${{ secrets.SITE_PASSWORD }}" \
             -e ADMIN_PASSWORD="${{ secrets.ADMIN_PASSWORD }}" \
-            -v ${{ gitea.workspace }}/data:/app/data \
+            -v /opt/oma-memorial/data:/app/data \
             oma-memorial:latest
 
       - name: Health check