fix(convex): revert to sourcing .env inside container (requires quoting)

stack.yml

@@ -45,12 +45,11 @@ services:
       bash -lc "corepack enable \
       && corepack prepare pnpm@9 --activate \
       && pnpm install --frozen-lockfile \
+      && set -a && . ./.env && set +a \
       && pnpm convex:dev --port 3210 --hostname 0.0.0.0"
     volumes:
       - /srv/apps/sistema:/app
       - convex_data:/root/.convex
-    env_file:
-      - /srv/apps/sistema/.env
     environment:
       NODE_ENV: "production"
     deploy: