diff --git a/lib/apps/fabro-cli/src/commands/run/petri_stream.rs b/lib/apps/fabro-cli/src/commands/run/petri_stream.rs
index 5539ad7cc..fb3269551 100644
--- a/lib/apps/fabro-cli/src/commands/run/petri_stream.rs
+++ b/lib/apps/fabro-cli/src/commands/run/petri_stream.rs
@@ -782,7 +782,8 @@ fn format_platform_record(ts: &str, record: &Value, styles: &Styles) -> Option<S
             ))
         }
         "git.identity" => {
-            let identity = record.get("identity")?;
+            // The identity's fields are flattened into the record.
+            let identity = record;
             let name = identity.get("name").and_then(Value::as_str).unwrap_or("?");
             let email = identity.get("email").and_then(Value::as_str).unwrap_or("?");
             let source = identity
@@ -794,6 +795,26 @@ fn format_platform_record(ts: &str, record: &Value, styles: &Styles) -> Option<S
                 styles.dim.apply_to(source)
             ))
         }
+        "run.diff" => {
+            let summary = record.get("diff_summary")?;
+            let count = |key: &str| summary.get(key).and_then(Value::as_i64).unwrap_or(0);
+            Some(format!(
+                "{ts}   Diff: {} in {} file(s)",
+                styles
+                    .dim
+                    .apply_to(format!("+{} -{}", count("additions"), count("deletions"))),
+                count("files_changed")
+            ))
+        }
+        "artifact.collected" => {
+            let path = record.get("path").and_then(Value::as_str).unwrap_or("?");
+            let bytes = record.get("bytes").and_then(Value::as_u64).unwrap_or(0);
+            Some(format!(
+                "{ts}    {} {path} {}",
+                styles.dim.apply_to("\u{2398}"),
+                styles.dim.apply_to(format!("({bytes} B)"))
+            ))
+        }
         other => Some(format!(
             "{ts}   {}",
             styles.dim.apply_to(format!("\u{00b7} {other}"))
diff --git a/lib/apps/fabro-cli/tests/it/cmd/attach.rs b/lib/apps/fabro-cli/tests/it/cmd/attach.rs
index 94eb5d15e..54f9ecd15 100644
--- a/lib/apps/fabro-cli/tests/it/cmd/attach.rs
+++ b/lib/apps/fabro-cli/tests/it/cmd/attach.rs
@@ -392,6 +392,7 @@ fn attach_replays_completed_detached_run() {
     ----- stdout -----
     ----- stderr -----
         Web UI: http://localhost:3000/runs/[ULID]
+        Base: [BASE]
         ✓ Start  [TIME]
         ✓ Run Tests  [TIME]
         ✓ Report  [TIME]
@@ -636,6 +637,7 @@ fn attach_before_completion_streams_to_finished_state() {
     ----- stdout -----
     ----- stderr -----
         Web UI: http://localhost:3000/runs/[ULID]
+        Base: [BASE]
         ✓ start  [DURATION]
         ✓ wait  [DURATION]
         ✓ exit  [DURATION]
@@ -1529,6 +1531,40 @@ fn attach_json_errors_without_prompting_for_human_input() {
       {
         "run_id": "[ULID]",
         "stream_seq": 21,
+        "kind": "platform",
+        "id": "[EVENT_ID]",
+        "recorded_at": "[EPOCH_MS]",
+        "item": {
+          "seq": 7,
+          "recorded_at": "[EPOCH_MS]",
+          "record": {
+            "kind": "run.branch",
+            "run_branch": "fabro/run/[ULID]",
+            "base_sha": "[DIGEST]",
+            "workspace": "invocation-0-scope-0"
+          }
+        }
+      },
+      {
+        "run_id": "[ULID]",
+        "stream_seq": 22,
+        "kind": "platform",
+        "id": "[EVENT_ID]",
+        "recorded_at": "[EPOCH_MS]",
+        "item": {
+          "seq": 8,
+          "recorded_at": "[EPOCH_MS]",
+          "record": {
+            "kind": "git.identity",
+            "name": "Fabro",
+            "email": "noreply@fabro.sh",
+            "source": "default"
+          }
+        }
+      },
+      {
+        "run_id": "[ULID]",
+        "stream_seq": 23,
         "kind": "petri",
         "id": "execution 0/7/0",
         "recorded_at": "[EPOCH_MS]",
@@ -1620,7 +1656,7 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 22,
+        "stream_seq": 24,
         "kind": "petri",
         "id": "execution 0/8/0",
         "recorded_at": "[EPOCH_MS]",
@@ -1700,7 +1736,7 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 23,
+        "stream_seq": 25,
         "kind": "petri",
         "id": "execution 0/8/1",
         "recorded_at": "[EPOCH_MS]",
@@ -1771,12 +1807,12 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 24,
+        "stream_seq": 26,
         "kind": "platform",
         "id": "[EVENT_ID]",
         "recorded_at": "[EPOCH_MS]",
         "item": {
-          "seq": 7,
+          "seq": 9,
           "recorded_at": "[EPOCH_MS]",
           "record": {
             "kind": "checkpoint",
@@ -1804,7 +1840,7 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 25,
+        "stream_seq": 27,
         "kind": "petri",
         "id": "execution 0/9/0",
         "recorded_at": "[EPOCH_MS]",
@@ -1912,7 +1948,7 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 26,
+        "stream_seq": 28,
         "kind": "petri",
         "id": "execution 0/9/1",
         "recorded_at": "[EPOCH_MS]",
@@ -1981,7 +2017,7 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 27,
+        "stream_seq": 29,
         "kind": "petri",
         "id": "execution 0/9/2",
         "recorded_at": "[EPOCH_MS]",
@@ -2040,7 +2076,7 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 28,
+        "stream_seq": 30,
         "kind": "petri",
         "id": "execution 0/10/0",
         "recorded_at": "[EPOCH_MS]",
@@ -2133,7 +2169,7 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 29,
+        "stream_seq": 31,
         "kind": "petri",
         "id": "execution 0/11/0",
         "recorded_at": "[EPOCH_MS]",
@@ -2200,7 +2236,7 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 30,
+        "stream_seq": 32,
         "kind": "petri",
         "id": "execution 0/12/0",
         "recorded_at": "[EPOCH_MS]",
@@ -2271,7 +2307,7 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 31,
+        "stream_seq": 33,
         "kind": "petri",
         "id": "execution 0/13/0",
         "recorded_at": "[EPOCH_MS]",
@@ -2336,7 +2372,7 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 32,
+        "stream_seq": 34,
         "kind": "petri",
         "id": "execution 0/13/1",
         "recorded_at": "[EPOCH_MS]",
@@ -2395,7 +2431,7 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 33,
+        "stream_seq": 35,
         "kind": "petri",
         "id": "execution 0/14/0",
         "recorded_at": "[EPOCH_MS]",
@@ -2502,7 +2538,7 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 34,
+        "stream_seq": 36,
         "kind": "petri",
         "id": "execution 0/14/1",
         "recorded_at": "[EPOCH_MS]",
@@ -2561,7 +2597,7 @@ fn attach_json_errors_without_prompting_for_human_input() {
       },
       {
         "run_id": "[ULID]",
-        "stream_seq": 35,
+        "stream_seq": 37,
         "kind": "petri",
         "id": "execution 0/15/0",
         "recorded_at": "[EPOCH_MS]",
diff --git a/lib/apps/fabro-cli/tests/it/cmd/dump.rs b/lib/apps/fabro-cli/tests/it/cmd/dump.rs
index 9beafb095..7e0335c11 100644
--- a/lib/apps/fabro-cli/tests/it/cmd/dump.rs
+++ b/lib/apps/fabro-cli/tests/it/cmd/dump.rs
@@ -259,21 +259,23 @@ fn dump_exports_completed_run_snapshot() {
     success: true
     exit_code: 0
     ----- stdout -----
-    Exported 12 files for run [ULID] to [TEMP_DIR]/export
+    Exported 14 files for run [ULID] to [TEMP_DIR]/export
     ----- stderr -----
     ");
 
     assert_snapshot!(dump_file_summary(&output_dir), @"
-    checkpoints/0022.json
-    checkpoints/0034.json
-    checkpoints/0046.json
-    checkpoints/0058.json
+    checkpoints/0025.json
+    checkpoints/0037.json
+    checkpoints/0049.json
+    checkpoints/0061.json
     events.jsonl
     graph.fabro
     run.json
     run.log
     stages/001-start@1/status.json
+    stages/002-run_tests@1/response.md
     stages/002-run_tests@1/status.json
+    stages/003-report@1/response.md
     stages/003-report@1/status.json
     stages/004-exit@1/status.json
     ");
diff --git a/lib/apps/fabro-cli/tests/it/cmd/events.rs b/lib/apps/fabro-cli/tests/it/cmd/events.rs
index 8cd7a6155..15e8ff634 100644
--- a/lib/apps/fabro-cli/tests/it/cmd/events.rs
+++ b/lib/apps/fabro-cli/tests/it/cmd/events.rs
@@ -135,8 +135,8 @@ fn events_completed_run_reads_store_without_progress_jsonl() {
     success: true
     exit_code: 0
     ----- stdout -----
-    {"run_id":"[ULID]","stream_seq":62,"kind":"petri","id":"coordinator/6/0","recorded_at":[EPOCH_MS],"item":{"id":{"log":"coordinator","seq":6,"index":0},"origin":"external","context":{},"recorded_at":[EPOCH_MS],"record":{"seq":6,"origin":"external","recorded_at":[EPOCH_MS],"body":{"event":"run.finished","status":"success"}}}}
-    {"run_id":"[ULID]","stream_seq":63,"kind":"platform","id":"[EVENT_ID]","recorded_at":[EPOCH_MS],"item":{"seq":11,"recorded_at":[EPOCH_MS],"record":{"kind":"run.lifecycle","transition":"succeeded","status":{"kind":"succeeded","reason":"completed"}}}}
+    {"run_id":"[ULID]","stream_seq":67,"kind":"petri","id":"coordinator/7/0","recorded_at":[EPOCH_MS],"item":{"id":{"log":"coordinator","seq":7,"index":0},"origin":"external","context":{},"recorded_at":[EPOCH_MS],"record":{"seq":7,"origin":"external","recorded_at":[EPOCH_MS],"body":{"event":"run.finished","status":"success"}}}}
+    {"run_id":"[ULID]","stream_seq":68,"kind":"platform","id":"[EVENT_ID]","recorded_at":[EPOCH_MS],"item":{"seq":14,"recorded_at":[EPOCH_MS],"record":{"kind":"run.lifecycle","transition":"succeeded","status":{"kind":"succeeded","reason":"completed"}}}}
     ----- stderr -----
     "#);
 }
@@ -165,8 +165,8 @@ fn events_tail_limits_output() {
     success: true
     exit_code: 0
     ----- stdout -----
-    {"run_id":"[ULID]","stream_seq":62,"kind":"petri","id":"coordinator/6/0","recorded_at":[EPOCH_MS],"item":{"id":{"log":"coordinator","seq":6,"index":0},"origin":"external","context":{},"recorded_at":[EPOCH_MS],"record":{"seq":6,"origin":"external","recorded_at":[EPOCH_MS],"body":{"event":"run.finished","status":"success"}}}}
-    {"run_id":"[ULID]","stream_seq":63,"kind":"platform","id":"[EVENT_ID]","recorded_at":[EPOCH_MS],"item":{"seq":11,"recorded_at":[EPOCH_MS],"record":{"kind":"run.lifecycle","transition":"succeeded","status":{"kind":"succeeded","reason":"completed"}}}}
+    {"run_id":"[ULID]","stream_seq":67,"kind":"petri","id":"coordinator/7/0","recorded_at":[EPOCH_MS],"item":{"id":{"log":"coordinator","seq":7,"index":0},"origin":"external","context":{},"recorded_at":[EPOCH_MS],"record":{"seq":7,"origin":"external","recorded_at":[EPOCH_MS],"body":{"event":"run.finished","status":"success"}}}}
+    {"run_id":"[ULID]","stream_seq":68,"kind":"platform","id":"[EVENT_ID]","recorded_at":[EPOCH_MS],"item":{"seq":14,"recorded_at":[EPOCH_MS],"record":{"kind":"run.lifecycle","transition":"succeeded","status":{"kind":"succeeded","reason":"completed"}}}}
     ----- stderr -----
     "#);
 }
@@ -215,6 +215,8 @@ fn events_pretty_formats_small_run() {
     [CLOCK]   · running
     [CLOCK]   Engine: petri run started
     [CLOCK] ▶ Start
+    [CLOCK]   Branch: fabro/run/[ULID] from [SHA]
+    [CLOCK]   Git identity: Fabro <noreply@fabro.sh>  default
     [CLOCK] ✓ Start  [DURATION]
     [CLOCK]    ⎘ Checkpoint [SHA]
     [CLOCK] ▶ Run Tests
@@ -229,6 +231,7 @@ fn events_pretty_formats_small_run() {
     [CLOCK]    report → exit continue
     [CLOCK] ✓ Exit  [DURATION]
     [CLOCK]    ⎘ Checkpoint [SHA]
+    [CLOCK]   Diff: +0 -0 in 0 file(s)
     [CLOCK] ✓ SUCCEEDED [DURATION]
     [CLOCK]   · succeeded
     ----- stderr -----
diff --git a/lib/apps/fabro-cli/tests/it/cmd/run.rs b/lib/apps/fabro-cli/tests/it/cmd/run.rs
index dc2212f04..04ef6015f 100644
--- a/lib/apps/fabro-cli/tests/it/cmd/run.rs
+++ b/lib/apps/fabro-cli/tests/it/cmd/run.rs
@@ -836,6 +836,7 @@ fn dry_run_simple() {
     ----- stderr -----
         Run: [ULID]
         Web UI: http://localhost:3000/runs/[ULID]
+        Base: [BASE]
         ✓ Start  [TIME]
         ✓ Run Tests  [TIME]
         ✓ Report  [TIME]
@@ -845,6 +846,9 @@ fn dry_run_simple() {
     Run:       [ULID]
     Status:    SUCCEEDED
     Duration:  [DURATION]
+
+    === Output ===
+    [Simulated] report
     ");
 }
 
diff --git a/lib/apps/fabro-cli/tests/it/cmd/support.rs b/lib/apps/fabro-cli/tests/it/cmd/support.rs
index 405e39d69..1ff0929d8 100644
--- a/lib/apps/fabro-cli/tests/it/cmd/support.rs
+++ b/lib/apps/fabro-cli/tests/it/cmd/support.rs
@@ -555,7 +555,7 @@ fn git_backed_run(
     );
     init_remote_fixture(&workspace_dir, "main");
     let run = run_local_workflow(context, &workspace_dir, "workflow.toml");
-    WorkspaceRunSetup { run, workspace_dir }
+    WorkspaceRunSetup { run }
 }
 
 /// The run output filters plus one for commit shas, which a patch names in
diff --git a/lib/apps/fabro-cli/tests/it/scenario/petri.rs b/lib/apps/fabro-cli/tests/it/scenario/petri.rs
index cac1da09b..d6a2be790 100644
--- a/lib/apps/fabro-cli/tests/it/scenario/petri.rs
+++ b/lib/apps/fabro-cli/tests/it/scenario/petri.rs
@@ -1172,7 +1172,7 @@ async fn a_finished_petri_run_reads_back_through_the_cli() {
     // Pretty: stages and platform records.
     let mut cmd = context.command();
     cmd.args(["events", "--pretty", "--server", &target, &run_id]);
-    fabro_snapshot!(pretty_filters(&context), cmd, @r"
+    fabro_snapshot!(pretty_filters(&context), cmd, @"
     success: true
     exit_code: 0
     ----- stdout -----
@@ -1185,6 +1185,8 @@ async fn a_finished_petri_run_reads_back_through_the_cli() {
     [CLOCK]   Engine: petri run started
     [CLOCK] ▶ start
     [CLOCK]    │ checkout: [TEMP_DIR]/petri-workspace is not a Git repository; the workspace starts empty
+    [CLOCK]   Branch: fabro/run/[ULID] from [SHA]
+    [CLOCK]   Git identity: Fabro <noreply@fabro.sh>  default
     [CLOCK] ✓ start  [DURATION]
     [CLOCK]    ⎘ Checkpoint [SHA]
     [CLOCK] ▶ say
@@ -1196,6 +1198,7 @@ async fn a_finished_petri_run_reads_back_through_the_cli() {
     [CLOCK]    say → exit continue
     [CLOCK] ✓ exit  [DURATION]
     [CLOCK]    ⎘ Checkpoint [SHA]
+    [CLOCK]   Diff: +0 -0 in 0 file(s)
     [CLOCK] ✓ SUCCEEDED [DURATION]
     [CLOCK]   · succeeded
     ----- stderr -----
diff --git a/lib/apps/fabro-cli/tests/it/workflow/dry_run_examples.rs b/lib/apps/fabro-cli/tests/it/workflow/dry_run_examples.rs
index 35630a335..49170e99e 100644
--- a/lib/apps/fabro-cli/tests/it/workflow/dry_run_examples.rs
+++ b/lib/apps/fabro-cli/tests/it/workflow/dry_run_examples.rs
@@ -16,6 +16,7 @@ fn dry_run_branching() {
     ----- stderr -----
         Run: [ULID]
         Web UI: http://localhost:3000/runs/[ULID]
+        Base: [BASE]
         ✓ Start  [TIME]
         ✓ Plan  [TIME]
         ✓ Implement  [TIME]
@@ -27,6 +28,9 @@ fn dry_run_branching() {
     Run:       [ULID]
     Status:    SUCCEEDED
     Duration:  [DURATION]
+
+    === Output ===
+    [Simulated] validate
     ");
 }
 
@@ -44,6 +48,7 @@ fn dry_run_conditions() {
     ----- stderr -----
         Run: [ULID]
         Web UI: http://localhost:3000/runs/[ULID]
+        Base: [BASE]
         ✓ start  [TIME]
         ✓ Decide  [TIME]
         ✓ Path B  [TIME]
@@ -53,6 +58,9 @@ fn dry_run_conditions() {
     Run:       [ULID]
     Status:    SUCCEEDED
     Duration:  [DURATION]
+
+    === Output ===
+    [Simulated] path_b
     ");
 }
 
@@ -73,6 +81,7 @@ fn dry_run_parallel() {
     ----- stderr -----
         Run: [ULID]
         Web UI: http://localhost:3000/runs/[ULID]
+        Base: [BASE]
         ✓ start  [TIME]
         ✓ Fork Work  [TIME]
         ✓ Branch [N]  [TIME]
@@ -85,6 +94,9 @@ fn dry_run_parallel() {
     Run:       [ULID]
     Status:    SUCCEEDED
     Duration:  [DURATION]
+
+    === Output ===
+    [Simulated] review
     ");
 }
 
@@ -102,6 +114,7 @@ fn dry_run_styled() {
     ----- stderr -----
         Run: [ULID]
         Web UI: http://localhost:3000/runs/[ULID]
+        Base: [BASE]
         ✓ start  [TIME]
         ✓ Plan  [TIME]
         ✓ Implement  [TIME]
@@ -112,6 +125,9 @@ fn dry_run_styled() {
     Run:       [ULID]
     Status:    SUCCEEDED
     Duration:  [DURATION]
+
+    === Output ===
+    [Simulated] critical_review
     ");
 }
 
@@ -129,6 +145,7 @@ fn dry_run_inferred_command() {
     ----- stderr -----
         Run: [ULID]
         Web UI: http://localhost:3000/runs/[ULID]
+        Base: [BASE]
         ✓ Start  [TIME]
         ✓ Echo  [TIME]
         ✓ Exit  [TIME]
diff --git a/lib/foundation/fabro-test/src/lib.rs b/lib/foundation/fabro-test/src/lib.rs
index e3345fca3..cef2d1a8c 100644
--- a/lib/foundation/fabro-test/src/lib.rs
+++ b/lib/foundation/fabro-test/src/lib.rs
@@ -74,6 +74,7 @@ static INSTA_FILTERS: &[(&str, &str)] = &[
         "Duration:  [DURATION]",
     ),
     (r"Base: [^\n]+ \([0-9a-f]{7,40}\)", "Base: [BASE]"),
+    (r"(Branch: [^\n]+ from )[0-9a-f]{7,40}", "${1}[SHA]"),
     // The sandbox driver's events: per-process event source ids, operation
     // ids, sub-second durations, and a local sandbox's path-derived id.
     (