sync BE

examples/build_console/backend/public/api/build_actions.php

@@ -36,6 +36,14 @@ try {
         $build = BuildRunner::rerunBuild($buildId, $override, $userId);
         json_out(['ok' => true, 'build' => $build]);
     }
+    if ($action === 'rerun_from_failed') {
+        $build = BuildRunner::rerunFromFailed($buildId, $userId, false);
+        json_out(['ok' => true, 'build' => $build, 'resume_from' => BuildRunner::detectFailedStep($buildId)]);
+    }
+    if ($action === 'rerun_with_ssh') {
+        $build = BuildRunner::rerunFromFailed($buildId, $userId, true);
+        json_out(['ok' => true, 'build' => $build, 'resume_from' => BuildRunner::detectFailedStep($buildId)]);
+    }
     json_out(['ok' => false, 'error' => 'unknown_action'], 400);
 } catch (Throwable $e) {
     error_log('build_actions: ' . $e->getMessage());

examples/build_console/backend/public/assets/js/builder.js

@@ -79,29 +79,43 @@
   }
 
   var rerunBtn = document.getElementById('build-rerun-btn');
+  var rerunFailedBtn = document.getElementById('build-rerun-failed-btn');
+  var rerunSshBtn = document.getElementById('build-rerun-ssh-btn');
   var stopBtn = document.getElementById('build-stop-btn');
   var rerunAsToggle = document.getElementById('build-rerun-as-toggle');
   var rerunAsForm = document.getElementById('build-rerun-as-form');
   var actionStatus = document.getElementById('build-action-status');
+
+  function goToBuild(j) {
+    if (j.build && j.build.id) {
+      window.location.href = base + '/?view=build&id=' + j.build.id;
+    }
+  }
+
+  function bindRerunAction(btn, action, confirmMsg) {
+    if (!btn) return;
+    btn.addEventListener('click', function () {
+      var id = Number(btn.getAttribute('data-build-id'));
+      if (!id) return;
+      if (confirmMsg && !confirm(confirmMsg)) return;
+      if (actionStatus) actionStatus.textContent = 'Starting…';
+      postBuildAction({ action: action, build_id: id }).then(goToBuild).catch(function (err) {
+        if (actionStatus) actionStatus.textContent = err.message || 'Failed';
+      });
+    });
+  }
   if (rerunAsToggle && rerunAsForm) {
     rerunAsToggle.addEventListener('click', function () {
       rerunAsForm.hidden = !rerunAsForm.hidden;
     });
   }
-  if (rerunBtn) {
+  bindRerunAction(rerunBtn, 'rerun', null);
-    rerunBtn.addEventListener('click', function () {
+  bindRerunAction(rerunFailedBtn, 'rerun_from_failed', null);
-      var id = Number(rerunBtn.getAttribute('data-build-id'));
+  bindRerunAction(
-      if (!id) return;
+    rerunSshBtn,
-      if (actionStatus) actionStatus.textContent = 'Re-running…';
+    'rerun_with_ssh',
-      postBuildAction({ action: 'rerun', build_id: id }).then(function (j) {
+    'Start an SSH debug session on the builder? You will need shell access to the builder host.'
-        if (j.build && j.build.id) {
+  );
-          window.location.href = base + '/?view=build&id=' + j.build.id;
-        }
-      }).catch(function (err) {
-        if (actionStatus) actionStatus.textContent = err.message || 'Failed';
-      });
-    });
-  }
   if (stopBtn) {
     stopBtn.addEventListener('click', function () {
       var id = Number(stopBtn.getAttribute('data-build-id'));
@@ -170,6 +184,8 @@
           var eof = j.log && j.log.eof;
           if (running || !eof) {
             setTimeout(poll, running ? 1000 : 250);
+          } else if (j.build && j.build.phase === 'ssh_debug' && !document.getElementById('build-ssh-panel')) {
+            window.location.reload();
           }
         }).catch(function () { setTimeout(poll, 2000); });
     }

examples/build_console/backend/src/BuildRunner.php

@@ -130,9 +130,10 @@ YAML;
             return BuildRepository::getById($id) ?? ['id' => $id, 'build_code' => $buildCode, 'status' => 'failed'];
         }
 
+        $phase = !empty($params['ssh_debug']) ? 'ssh_debug' : 'docker';
         BuildRepository::update($id, [
             'status' => 'running',
-            'phase' => 'docker',
+            'phase' => $phase,
             'started_at' => gmdate('Y-m-d H:i:s'),
         ]);
 
@@ -163,6 +164,16 @@ YAML;
             'OTA_CHANNEL=' . escapeshellarg((string) ($params['ota_channel'] ?? 'staging')),
             'AUTO_OTA=' . (!empty($params['auto_ota']) ? '1' : '0'),
         ];
+        if (!empty($params['resume_from'])) {
+            $env[] = 'BUILD_RESUME_FROM=' . escapeshellarg((string) $params['resume_from']);
+        }
+        if (!empty($params['reuse_build_id'])) {
+            $reuseSrc = self::artifactDir((int) $params['reuse_build_id']) . '/src';
+            $env[] = 'BUILD_REUSE_SRC_DIR=' . escapeshellarg($reuseSrc);
+        }
+        if (!empty($params['ssh_debug'])) {
+            $env[] = 'BUILD_SSH_DEBUG=1';
+        }
         $cmd = implode(' ', $env) . ' nohup ' . escapeshellarg($runner) . ' >> ' . escapeshellarg($logPath) . ' 2>&1 & echo $!';
         $pid = trim((string) shell_exec($cmd));
         file_put_contents($dir . '/runner.pid', $pid);
@@ -193,6 +204,7 @@ YAML;
         if ($pid !== '' && ctype_digit($pid)) {
             shell_exec('kill ' . escapeshellarg($pid) . ' 2>/dev/null');
         }
+        self::stopDebugContainer($id);
         $logPath = $build['log_path'] ?? ($dir . '/build.log');
         if ($logPath) {
             file_put_contents($logPath, "\n[builder] Stopped by operator\n", FILE_APPEND);
@@ -222,10 +234,78 @@ YAML;
         if (empty($params['git_ref'])) {
             $params['git_ref'] = $build['git_ref'] ?? $build['branch'] ?? 'next';
         }
+        if (!isset($params['rerun_of'])) {
             $params['rerun_of'] = $id;
+        }
         return self::enqueue($params, $userId);
     }
 
+    /** CircleCI-style: resume from the step that failed (git → docker-build → docker-run). */
+    public static function detectFailedStep(int $buildId): string {
+        $dir = self::artifactDir($buildId);
+        $logTail = '';
+        $logPath = $dir . '/build.log';
+        if (is_file($logPath)) {
+            $size = filesize($logPath) ?: 0;
+            $logTail = (string) file_get_contents($logPath, false, null, max(0, $size - 65536));
+        }
+        $hasRun = is_file($dir . '/docker-run.log') && (filesize($dir . '/docker-run.log') ?: 0) > 0;
+        $hasBuild = is_file($dir . '/docker-build.log') && (filesize($dir . '/docker-build.log') ?: 0) > 0;
+
+        if ($hasRun && !is_file($dir . '/android_cast-latest.apk')) {
+            return 'docker-run';
+        }
+        if ($hasBuild || str_contains($logTail, '[runner] step docker-build')) {
+            if (!str_contains($logTail, '[runner] step docker-run') && !str_contains($logTail, '[runner] finished')) {
+                return 'docker-build';
+            }
+            $buildStep = $hasBuild ? (string) file_get_contents($dir . '/docker-build.log') : '';
+            if (str_contains($logTail, 'ERROR: failed to build') || str_contains($buildStep, 'ERROR: failed to build')) {
+                return 'docker-build';
+            }
+        }
+        if (str_contains($logTail, 'isolate:') || str_contains($logTail, 'syncing shared checkout')
+            || str_contains($logTail, 'dubious ownership') || is_file($dir . '/git-clone.log')) {
+            return 'git';
+        }
+        return $hasRun ? 'docker-run' : ($hasBuild ? 'docker-build' : 'git');
+    }
+
+    /** @return array<string, mixed> */
+    public static function rerunFromFailed(int $id, ?int $userId = null, bool $sshDebug = false): array {
+        $build = BuildRepository::getById($id);
+        if (!$build) {
+            throw new InvalidArgumentException('build_not_found');
+        }
+        $status = (string) ($build['status'] ?? '');
+        if (!in_array($status, ['failed', 'cancelled'], true)) {
+            throw new InvalidArgumentException('rerun_from_failed_requires_failed_build');
+        }
+        $step = self::detectFailedStep($id);
+        return self::rerunBuild($id, [
+            'resume_from' => $step,
+            'reuse_build_id' => $id,
+            'ssh_debug' => $sshDebug,
+            'rerun_of' => $id,
+        ], $userId);
+    }
+
+    public static function debugContainerName(int $buildId): string {
+        return 'androidcast-bld-' . $buildId;
+    }
+
+    public static function debugContainerAlive(int $buildId): bool {
+        $bin = escapeshellarg(self::dockerBinary());
+        $name = escapeshellarg(self::debugContainerName($buildId));
+        return trim((string) shell_exec("{$bin} inspect -f '{{.State.Running}}' {$name} 2>/dev/null")) === 'true';
+    }
+
+    public static function stopDebugContainer(int $buildId): void {
+        $bin = escapeshellarg(self::dockerBinary());
+        $name = escapeshellarg(self::debugContainerName($buildId));
+        shell_exec("{$bin} rm -f {$name} 2>/dev/null");
+    }
+
     public static function runnerAlive(int $buildId): bool {
         $pidFile = self::artifactDir($buildId) . '/runner.pid';
         $pid = is_file($pidFile) ? trim((string) file_get_contents($pidFile)) : '';
@@ -258,6 +338,15 @@ YAML;
                 $size = filesize($logPath) ?: 0;
                 $tail = (string) file_get_contents($logPath, false, null, max(0, $size - 8192));
             }
+            $modeFile = $dir . '/runner.mode';
+            if (is_file($modeFile) && trim((string) file_get_contents($modeFile)) === 'ssh_debug') {
+                if (self::debugContainerAlive($id)) {
+                    BuildRepository::update($id, ['status' => 'running', 'phase' => 'ssh_debug']);
+                    continue;
+                }
+                self::failBuild($id, 'SSH debug container ended', $logPath);
+                continue;
+            }
             if (self::runnerAlive($id)) {
                 continue;
             }

examples/build_console/backend/views/build_detail.php

@@ -2,14 +2,25 @@
 $artifacts = json_decode($build['artifacts_json'] ?? '{}', true) ?: [];
 $params = json_decode($build['params_json'] ?? '{}', true) ?: [];
 $status = (string) ($build['status'] ?? '');
+$phase = (string) ($build['phase'] ?? '');
 $isRunning = $status === 'running';
+$canRerunFromFailed = in_array($status, ['failed', 'cancelled'], true);
+$failedStep = $canRerunFromFailed ? BuildRunner::detectFailedStep((int) ($build['id'] ?? 0)) : '';
+$isSshDebug = $phase === 'ssh_debug' || ($isRunning && !empty($params['ssh_debug']));
+$sshContainer = BuildRunner::debugContainerName((int) ($build['id'] ?? 0));
+$builderHost = (string) ($build['builder_id'] ?? gethostname() ?: 'builder');
 $pipelineYaml = trim((string) ($build['pipeline_yaml'] ?? ''));
 if ($pipelineYaml === '') {
     $pipelineYaml = '(none — will be generated on next trigger from build.config.yml or params)';
 }
+$stepLabels = [
+    'git' => 'Git checkout / shallow clone',
+    'docker-build' => 'Docker image build',
+    'docker-run' => 'Gradle pipeline (docker run)',
+];
 ?>
 <h1>Build <?= h($build['build_code'] ?? '') ?></h1>
-<p class="muted">Status: <strong><?= h($status) ?></strong> · Phase: <?= h($build['phase'] ?? '') ?>
+<p class="muted">Status: <strong><?= h($status) ?></strong> · Phase: <?= h($phase) ?>
 <?php if (!empty($build['error_message'])): ?>
  · <span class="error-text"><?= h($build['error_message']) ?></span>
 <?php endif; ?>
@@ -21,17 +32,34 @@ if ($status === 'failed' && $dockerFail && $healthDocker):
 ?>
 <p class="muted graphs-footnote">Ecosystem health reports <strong>Docker: ok</strong> now. The log below is from this failed run — use <strong>Re-run</strong> (do not only refresh).</p>
 <?php endif; ?>
+<?php if ($canRerunFromFailed && $failedStep !== ''): ?>
+<p class="muted graphs-footnote">Failed at step: <strong><?= h($stepLabels[$failedStep] ?? $failedStep) ?></strong> — <em>Re-run from failed</em> skips earlier steps when artifacts allow (like CircleCI).</p>
+<?php endif; ?>
 
 <div class="build-actions card card--lift" style="margin-bottom:12px">
   <h2>Actions</h2>
   <div class="toolbar-actions" style="flex-wrap:wrap;gap:8px">
+    <a class="btn" href="<?= h(Auth::basePath()) ?>/">← Back</a>
     <button type="button" class="btn" id="build-rerun-btn" data-build-id="<?= (int) $build['id'] ?>">Re-run</button>
+    <?php if ($canRerunFromFailed): ?>
+    <button type="button" class="btn" id="build-rerun-failed-btn" data-build-id="<?= (int) $build['id'] ?>" title="Resume from <?= h($failedStep) ?>">Re-run from failed</button>
+    <button type="button" class="btn" id="build-rerun-ssh-btn" data-build-id="<?= (int) $build['id'] ?>" title="Resume from failed step, then open an interactive container (CircleCI-style SSH debug)">Re-run with SSH</button>
+    <?php endif; ?>
     <button type="button" class="btn" id="build-rerun-as-toggle">Re-run as…</button>
     <?php if ($isRunning): ?>
-    <button type="button" class="btn btn-danger" id="build-stop-btn" data-build-id="<?= (int) $build['id'] ?>">Stop</button>
+    <button type="button" class="btn btn-danger" id="build-stop-btn" data-build-id="<?= (int) $build['id'] ?>"><?= $isSshDebug ? 'End SSH session' : 'Stop' ?></button>
     <?php endif; ?>
     <span id="build-action-status" class="muted"></span>
   </div>
+  <?php if ($isSshDebug): ?>
+  <div class="build-ssh-panel" id="build-ssh-panel">
+    <strong>SSH debug session</strong>
+    <p class="muted graphs-footnote" style="margin:6px 0 0">Shell into the CI container on the builder host (same idea as CircleCI “Rerun with SSH”). Stop ends the session.</p>
+    <pre id="build-ssh-command">ssh &lt;user&gt;@<?= h($builderHost) ?>
+
+docker exec -it <?= h($sshContainer) ?> bash</pre>
+  </div>
+  <?php endif; ?>
   <form id="build-rerun-as-form" class="build-form" hidden style="margin-top:12px">
     <div class="build-form-grid">
       <label>Git ref<input name="git_ref" value="<?= h($params['git_ref'] ?? $build['git_ref'] ?? 'next') ?>"></label>

examples/crash_reporter/backend/public/assets/css/app.css

@@ -499,12 +499,26 @@ a:hover { text-decoration: underline; }
 }
 .login-card button {
   padding: 12px;
-  border: none;
+  border: 1px solid var(--accent);
   border-radius: 8px;
   background: var(--accent);
   color: #fff;
   font-weight: 600;
   cursor: pointer;
+  box-shadow:
+    0 0 0 1px rgba(61, 139, 253, .25),
+    0 4px 14px rgba(0, 0, 0, .3),
+    0 0 20px rgba(61, 139, 253, .35);
+  transition: box-shadow .18s ease, filter .18s ease, transform .12s ease;
+}
+.login-card button:hover,
+.login-card button:focus-visible {
+  filter: brightness(1.08);
+  box-shadow:
+    0 0 0 1px rgba(61, 139, 253, .55),
+    0 6px 18px rgba(0, 0, 0, .34),
+    0 0 28px rgba(61, 139, 253, .48);
+  outline: none;
 }
 .toolbar { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
 .btn {
@@ -516,8 +530,53 @@ a:hover { text-decoration: underline; }
   cursor: pointer;
   background: var(--surface);
   color: var(--text);
+  text-decoration: none;
+  font: inherit;
+  line-height: 1.25;
+  box-shadow:
+    0 0 0 1px rgba(61, 139, 253, .12),
+    0 2px 10px rgba(0, 0, 0, .28),
+    0 0 18px rgba(61, 139, 253, .08);
+  transition:
+    border-color .18s ease,
+    box-shadow .18s ease,
+    transform .12s ease,
+    filter .18s ease,
+    background .18s ease;
+}
+[data-theme="light"] .btn {
+  box-shadow:
+    0 0 0 1px rgba(37, 99, 235, .14),
+    0 2px 8px rgba(15, 23, 42, .12),
+    0 0 16px rgba(37, 99, 235, .1);
+}
+.btn:hover,
+.btn:focus-visible {
+  border-color: var(--accent);
+  text-decoration: none;
+  box-shadow:
+    0 0 0 1px rgba(61, 139, 253, .45),
+    0 4px 16px rgba(0, 0, 0, .32),
+    0 0 22px rgba(61, 139, 253, .38);
+  outline: none;
+}
+[data-theme="light"] .btn:hover,
+[data-theme="light"] .btn:focus-visible {
+  box-shadow:
+    0 0 0 1px rgba(37, 99, 235, .5),
+    0 4px 14px rgba(15, 23, 42, .16),
+    0 0 20px rgba(37, 99, 235, .28);
+}
+.btn:active {
+  transform: translateY(1px);
 }
 .btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
+.btn:disabled,
+.btn[aria-disabled="true"] {
+  opacity: .55;
+  cursor: not-allowed;
+  box-shadow: 0 1px 4px rgba(0, 0, 0, .15);
+}
 .data-table { width: 100%; border-collapse: collapse; margin-top: 16px; font-size: 14px; }
 .data-table th, .data-table td { border-bottom: 1px solid var(--border); padding: 10px 8px; text-align: left; }
 .reports-tree .report-tree-head { width: 2.5rem; padding: 0; }
@@ -1087,8 +1146,65 @@ button.report-tag--filter:hover {
   background: var(--accent);
   border-color: var(--accent);
   color: #fff;
+  box-shadow:
+    0 0 0 1px rgba(61, 139, 253, .35),
+    0 3px 12px rgba(0, 0, 0, .3),
+    0 0 22px rgba(61, 139, 253, .32);
+}
+.btn-primary:hover,
+.btn-primary:focus-visible {
+  filter: brightness(1.08);
+  box-shadow:
+    0 0 0 1px rgba(61, 139, 253, .6),
+    0 5px 18px rgba(0, 0, 0, .34),
+    0 0 30px rgba(61, 139, 253, .5);
+}
+.btn-danger {
+  background: rgba(248, 113, 113, .14);
+  border-color: var(--danger);
+  color: var(--danger);
+  box-shadow:
+    0 0 0 1px rgba(248, 113, 113, .28),
+    0 3px 12px rgba(0, 0, 0, .28),
+    0 0 18px rgba(248, 113, 113, .22);
+}
+[data-theme="light"] .btn-danger {
+  background: rgba(220, 38, 38, .08);
+  box-shadow:
+    0 0 0 1px rgba(220, 38, 38, .3),
+    0 3px 10px rgba(15, 23, 42, .12),
+    0 0 16px rgba(220, 38, 38, .18);
+}
+.btn-danger:hover,
+.btn-danger:focus-visible {
+  background: rgba(248, 113, 113, .22);
+  box-shadow:
+    0 0 0 1px rgba(248, 113, 113, .55),
+    0 5px 16px rgba(0, 0, 0, .32),
+    0 0 26px rgba(248, 113, 113, .42);
+}
+.build-actions .toolbar-actions .btn,
+.build-actions .toolbar-actions a.btn,
+.build-log-actions .btn,
+.build-log-actions a.btn {
+  margin-left: 0;
+}
+.build-ssh-panel {
+  margin-top: 12px;
+  padding: 12px 14px;
+  border-radius: 8px;
+  border: 1px solid var(--accent);
+  background: rgba(61, 139, 253, .08);
+  box-shadow: 0 0 18px rgba(61, 139, 253, .15);
+}
+.build-ssh-panel pre {
+  margin: 8px 0 0;
+  padding: 10px 12px;
+  background: var(--surface2);
+  border-radius: 6px;
+  overflow-x: auto;
+  font-size: 13px;
 }
-.btn-primary:hover { filter: brightness(1.08); }
 
 .tag-edit-btn {
   flex-shrink: 0;

scripts/docker-build-runner.sh

@@ -25,6 +25,10 @@ CLONE_DEPTH="${BUILD_GIT_DEPTH:-1}"
 SOURCE_DIR="${OUT_DIR}/src"
 DOCKER_WORKSPACE="${WORK_DIR}"
 CONTAINER_NAME="androidcast-bld-${BUILD_ID}"
+RESUME_FROM="${BUILD_RESUME_FROM:-}"
+REUSE_SRC_DIR="${BUILD_REUSE_SRC_DIR:-}"
+SSH_DEBUG="${BUILD_SSH_DEBUG:-0}"
+SSH_DEBUG_SECONDS="${BUILD_SSH_DEBUG_SECONDS:-7200}"
 
 mkdir -p "$(dirname "$LOG_FILE")" "$OUT_DIR"
 
@@ -136,22 +140,89 @@ sync_shared_checkout() {
   run_logged git_safe -C "${WORK_DIR}" rev-parse HEAD
 }
 
-log "[runner] image=${IMAGE} ci_version=${CI_VERSION} build_id=${BUILD_ID} container=${CONTAINER_NAME}"
+should_skip_git() {
-log "[runner] workdir=${WORK_DIR} out=${OUT_DIR} isolate=${ISOLATE_SOURCE}"
+  [[ "$RESUME_FROM" == "docker-build" || "$RESUME_FROM" == "docker-run" ]]
+}
 
-if [[ "$ISOLATE_SOURCE" == "1" ]]; then
+should_skip_docker_build() {
+  [[ "$RESUME_FROM" == "docker-run" ]] && docker image inspect "$IMAGE" >/dev/null 2>&1
+}
+
+reuse_source_tree() {
+  if [[ -n "$REUSE_SRC_DIR" && -d "${REUSE_SRC_DIR}/.git" ]]; then
+    log "[runner] reuse: source tree from ${REUSE_SRC_DIR}"
+    rm -rf "${SOURCE_DIR}"
+    mkdir -p "${SOURCE_DIR}"
+    cp -a "${REUSE_SRC_DIR}/." "${SOURCE_DIR}/"
+    DOCKER_WORKSPACE="${SOURCE_DIR}"
+    return 0
+  fi
+  return 1
+}
+
+run_git_step() {
+  if [[ "$ISOLATE_SOURCE" == "1" ]]; then
     prepare_isolated_source
-else
+  else
     sync_shared_checkout
+    DOCKER_WORKSPACE="${WORK_DIR}"
+  fi
+}
+
+start_ssh_debug_container() {
+  log "[runner] SSH debug: starting container ${CONTAINER_NAME} (${SSH_DEBUG_SECONDS}s)"
+  docker rm -f "${CONTAINER_NAME}" 2>/dev/null || true
+  run_step docker-run-ssh docker run -d --name "${CONTAINER_NAME}" \
+    -v "${DOCKER_WORKSPACE}:/workspace" \
+    -v "${ROOT}/out:/workspace/out" \
+    -w /workspace \
+    -e BUILD_ID="${BUILD_ID}" \
+    -e OUT_DIR="/workspace/out/builds/${BUILD_ID}" \
+    "$IMAGE" \
+    sleep "${SSH_DEBUG_SECONDS}"
+  printf '%s\n' 'ssh_debug' > "${OUT_DIR}/runner.mode"
+  local host
+  host="$(hostname -f 2>/dev/null || hostname 2>/dev/null || echo builder)"
+  log "[runner] SSH debug: session open on ${host}"
+  log "[runner] SSH debug:   ssh <you>@${host}"
+  log "[runner] SSH debug:   docker exec -it ${CONTAINER_NAME} bash"
+  log "[runner] SSH debug: workspace is /workspace inside the container"
+  log "[runner] finished build_id=${BUILD_ID} (ssh debug — stop build or wait ${SSH_DEBUG_SECONDS}s)"
+}
+
+log "[runner] image=${IMAGE} ci_version=${CI_VERSION} build_id=${BUILD_ID} container=${CONTAINER_NAME}"
+log "[runner] workdir=${WORK_DIR} out=${OUT_DIR} isolate=${ISOLATE_SOURCE} resume=${RESUME_FROM:-full}"
+
+if should_skip_git; then
+  if reuse_source_tree; then
+    log "[runner] resume: skipped git (reused source)"
+  elif [[ "$ISOLATE_SOURCE" != "1" && -d "${WORK_DIR}/.git" ]]; then
+    DOCKER_WORKSPACE="${WORK_DIR}"
+    log "[runner] resume: skipped git (shared workdir ${WORK_DIR})"
+  else
+    log "[runner] resume: no reusable source; running git step"
+    run_git_step
+  fi
+else
+  run_git_step
 fi
 
 log "[runner] docker workspace=${DOCKER_WORKSPACE}"
 
-run_step docker-build docker build \
+if should_skip_docker_build; then
+  log "[runner] resume: skipped docker-build (image ${IMAGE} exists)"
+else
+  run_step docker-build docker build \
     --build-arg ANDROIDCAST_CI_VERSION="${CI_VERSION}" \
     -t "$IMAGE" \
     -f "${ROOT}/Dockerfile" \
     "${ROOT}"
+fi
+
+if [[ "$SSH_DEBUG" == "1" ]]; then
+  start_ssh_debug_container
+  exit 0
+fi
 
 run_step docker-run docker run --rm --name "${CONTAINER_NAME}" \
   -v "${DOCKER_WORKSPACE}:/workspace" \