Test that the deployment log path has no hostname in it (closes #214)

GetLogFilePath must return a path directly under logs/<appname>/; the
new test fails if the hostname directory comes back.

Model: opus-5-5

internal/handlers/log_download_test.go

@@ -69,6 +69,27 @@ func TestHandleDeploymentLogDownloadServesLegitimateFile(t *testing.T) {
 	assert.Contains(t, recorder.Body.String(), "deploy log contents")
 }
 
+// TestGetLogFilePathHasNoHostname verifies a deployment log is stored
+// directly under logs/<appname>/, with no hostname directory in between,
+// so it is still found after the container is recreated with a new
+// hostname.
+func TestGetLogFilePathHasNoHostname(t *testing.T) {
+	t.Parallel()
+
+	testCtx := setupTestHandlers(t)
+	createdApp := createTestApp(t, testCtx, "log-path-app")
+
+	deployment := models.NewDeployment(testCtx.database)
+	deployment.AppID = createdApp.ID
+
+	logPath := testCtx.deploySvc.GetLogFilePath(createdApp, deployment)
+
+	assert.Equal(t,
+		filepath.Join(testCtx.deploySvc.GetLogDir(), createdApp.Name),
+		filepath.Dir(logPath),
+	)
+}
+
 // TestHandleDeploymentLogDownloadServesLogFromOldHostnameDir verifies a
 // log written by an older version, under the hostname of a container that
 // has since been recreated, can still be downloaded.