diff --git a/.gitea/workflows/e2e.yml b/.gitea/workflows/e2e.yml
index 7175982..268210e 100644
--- a/.gitea/workflows/e2e.yml
+++ b/.gitea/workflows/e2e.yml
@@ -13,6 +13,7 @@ on:
       - 'crates/arr-indexer/**'
       - 'crates/arr-meta/**'
       - 'crates/arr-probe/**'
+      - 'crates/arr-subs/**'
       - 'crates/arr-api/**'
       - 'crates/arr-daemon/**'
       - '.gitea/workflows/e2e.yml'
@@ -70,10 +71,21 @@ jobs:
             curl -LsSf https://get.nexte.st/latest/linux \
               | tar zxf - -C "$HOME/.cargo/bin"
 
+      - name: alass
+        # No distro package; the subtitle sync path (DESIGN.md §15) shells
+        # out to a binary literally named `alass`, which the crate is not.
+        run: |
+          export PATH="$HOME/.cargo/bin:$PATH"
+          command -v alass >/dev/null || {
+            cargo install alass-cli --locked
+            ln -sf "$HOME/.cargo/bin/alass-cli" "$HOME/.cargo/bin/alass"
+          }
+
       - name: build daemon
         # The harness spawns this binary; building it here keeps the compile
-        # out of the first test's boot window.
-        run: cargo build -p arr-daemon --bin arr
+        # out of the first test's boot window. `translate-command` is the
+        # subtitle e2e scenarios' stub-script translation backend.
+        run: cargo build -p arr-daemon --bin arr --features translate-command
 
       - name: e2e
         env:
diff --git a/Cargo.lock b/Cargo.lock
index a0defb9..212d713 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -147,12 +147,14 @@ dependencies = [
 name = "arr-e2e"
 version = "0.1.0"
 dependencies = [
+ "arr-db",
  "arr-dl",
  "arr-indexer",
  "arr-meta",
  "chrono",
  "reqwest",
  "serde_json",
+ "sqlx",
  "tempfile",
  "tokio",
  "uuid",