diff --git a/.github/workflows/publish-docker-image.yml b/.github/workflows/publish-docker-image.yml
index 7ac0856..d8ac549 100644
--- a/.github/workflows/publish-docker-image.yml
+++ b/.github/workflows/publish-docker-image.yml
@@ -38,7 +38,7 @@ jobs:
         uses: docker/build-push-action@v6
         with:
           context: .
-          file: ./Dockerfile 
+          file: ./Dockerfile
           platforms: linux/amd64,linux/arm64
           push: true
           tags: |
diff --git a/src/api/v1/blocks.py b/src/api/v1/blocks.py
index 9138443..ab00e93 100644
--- a/src/api/v1/blocks.py
+++ b/src/api/v1/blocks.py
@@ -24,13 +24,15 @@ async def list_blocks(
     blocks, total_count = await request.app.state.block_repository.get_paginated(page, page_size, fork=fork)
     total_pages = (total_count + page_size - 1) // page_size  # ceiling division
 
-    return JSONResponse({
-        "blocks": [BlockRead.from_block(block).model_dump(mode="json") for block in blocks],
-        "page": page,
-        "page_size": page_size,
-        "total_count": total_count,
-        "total_pages": total_pages,
-    })
+    return JSONResponse(
+        {
+            "blocks": [BlockRead.from_block(block).model_dump(mode="json") for block in blocks],
+            "page": page,
+            "page_size": page_size,
+            "total_count": total_count,
+            "total_pages": total_pages,
+        }
+    )
 
 
 async def _get_blocks_stream_serialized(
diff --git a/src/api/v1/transactions.py b/src/api/v1/transactions.py
index f3319a3..57729d8 100644
--- a/src/api/v1/transactions.py
+++ b/src/api/v1/transactions.py
@@ -47,18 +47,18 @@ async def list_transactions(
     page_size: int = Query(10, ge=1, le=100, alias="page-size"),
     fork: int = Query(...),
 ) -> Response:
-    transactions, total_count = await request.app.state.transaction_repository.get_paginated(
-        page, page_size, fork=fork
-    )
+    transactions, total_count = await request.app.state.transaction_repository.get_paginated(page, page_size, fork=fork)
     total_pages = (total_count + page_size - 1) // page_size
 
-    return JSONResponse({
-        "transactions": [TransactionRead.from_transaction(tx).model_dump(mode="json") for tx in transactions],
-        "page": page,
-        "page_size": page_size,
-        "total_count": total_count,
-        "total_pages": total_pages,
-    })
+    return JSONResponse(
+        {
+            "transactions": [TransactionRead.from_transaction(tx).model_dump(mode="json") for tx in transactions],
+            "page": page,
+            "page_size": page_size,
+            "total_count": total_count,
+            "total_pages": total_pages,
+        }
+    )
 
 
 async def get(request: NBERequest, transaction_hash: str, fork: int = Query(...)) -> Response:
diff --git a/src/db/blocks.py b/src/db/blocks.py
index 7ab98e9..99721a7 100644
--- a/src/db/blocks.py
+++ b/src/db/blocks.py
@@ -3,16 +3,13 @@ from asyncio import sleep
 from typing import AsyncIterator, Dict, List
 
 from rusty_results import Empty, Option, Some
-from sqlalchemy import Result, Select
+from sqlalchemy import Result, Select, func as sa_func
 from sqlalchemy.orm import aliased
 from sqlmodel import select
 
-from sqlalchemy import func as sa_func
-
 from db.clients import DbClient
 from models.block import Block
 
-
 logger = logging.getLogger(__name__)
 
 
@@ -25,33 +22,18 @@ def chain_block_ids_cte(*, fork: int):
     from fork 0 at height 50, the CTE returns fork 1 blocks (50+) AND the
     ancestor fork 0 blocks (0–49).
     """
-    tip_hash = (
-        select(Block.hash)
-        .where(Block.fork == fork)
-        .order_by(Block.height.desc())
-        .limit(1)
-        .scalar_subquery()
-    )
+    tip_hash = select(Block.hash).where(Block.fork == fork).order_by(Block.height.desc()).limit(1).scalar_subquery()
 
-    base = select(Block.id, Block.hash, Block.parent_block).where(
-        Block.hash == tip_hash
-    )
+    base = select(Block.id, Block.hash, Block.parent_block).where(Block.hash == tip_hash)
     cte = base.cte(name="chain", recursive=True)
 
-    recursive = select(Block.id, Block.hash, Block.parent_block).where(
-        Block.hash == cte.c.parent_block
-    )
+    recursive = select(Block.id, Block.hash, Block.parent_block).where(Block.hash == cte.c.parent_block)
     return cte.union_all(recursive)
 
 
 def get_latest_statement(limit: int, *, fork: int, output_ascending: bool = True) -> Select:
     chain = chain_block_ids_cte(fork=fork)
-    base = (
-        select(Block)
-        .join(chain, Block.id == chain.c.id)
-        .order_by(Block.height.desc())
-        .limit(limit)
-    )
+    base = select(Block).join(chain, Block.id == chain.c.id).order_by(Block.height.desc()).limit(limit)
     if not output_ascending:
         return base
 
@@ -191,9 +173,7 @@ class BlockRepository:
                 parent_hashes_in_batch = {b.parent_block for b in blocks_to_add}
                 parents_with_children: set[bytes] = set()
                 if parent_hashes_in_batch:
-                    stmt = select(Block.parent_block).where(
-                        Block.parent_block.in_(parent_hashes_in_batch)
-                    ).distinct()
+                    stmt = select(Block.parent_block).where(Block.parent_block.in_(parent_hashes_in_batch)).distinct()
                     for ph in session.exec(stmt).all():
                         parents_with_children.add(ph)
 
@@ -310,9 +290,7 @@ class BlockRepository:
 
         while True:
             statement = (
-                select(Block)
-                .where(Block.fork == fork, Block.height >= height_cursor)
-                .order_by(Block.height.asc())
+                select(Block).where(Block.fork == fork, Block.height >= height_cursor).order_by(Block.height.asc())
             )
 
             with self.client.session() as session:
diff --git a/src/db/transaction.py b/src/db/transaction.py
index 9aee8f7..bb4e55d 100644
--- a/src/db/transaction.py
+++ b/src/db/transaction.py
@@ -74,7 +74,9 @@ class TransactionRepository:
         if limit == 0:
             return []
 
-        statement = get_latest_statement(limit, fork=fork, output_ascending=ascending, preload_relationships=preload_relationships)
+        statement = get_latest_statement(
+            limit, fork=fork, output_ascending=ascending, preload_relationships=preload_relationships
+        )
 
         with self.client.session() as session:
             results: Result[Transaction] = session.exec(statement)
diff --git a/src/node/api/serializers/signed_transaction.py b/src/node/api/serializers/signed_transaction.py
index 5915c24..8ffe9fd 100644
--- a/src/node/api/serializers/signed_transaction.py
+++ b/src/node/api/serializers/signed_transaction.py
@@ -83,5 +83,9 @@ class SignedTransactionSerializer(NbeSerializer, FromRandom):
         n = len(transaction.operations_contents)
         operations_proofs = [OperationProofSerializer.from_random() for _ in range(n)]
         return cls.model_validate(
-            {"mantle_tx": transaction, "ops_proofs": operations_proofs, "ledger_tx_proof": Groth16ProofSerializer.from_random()}
+            {
+                "mantle_tx": transaction,
+                "ops_proofs": operations_proofs,
+                "ledger_tx_proof": Groth16ProofSerializer.from_random(),
+            }
         )
diff --git a/src/node/lifespan.py b/src/node/lifespan.py
index d202f38..0ac8ae0 100644
--- a/src/node/lifespan.py
+++ b/src/node/lifespan.py
@@ -155,7 +155,9 @@ async def subscribe_to_new_blocks(app: "NBE"):
                     # Re-check if parent now exists after backfill
                     parent_exists = (await app.state.block_repository.get_by_hash(block.parent_block)).is_some
                     if not parent_exists:
-                        logger.warning(f"Parent block still not found after backfill for block at slot {block.slot}. Skipping block.")
+                        logger.warning(
+                            f"Parent block still not found after backfill for block at slot {block.slot}. Skipping block."
+                        )
                         continue
 
                 # Capture values before create() detaches the block from the session
diff --git a/static/app.js b/static/app.js
index d8457c9..cd7bf3b 100644
--- a/static/app.js
+++ b/static/app.js
@@ -9,11 +9,11 @@ import TransactionDetailPage from './pages/TransactionDetail.js';
 
 const ROOT = document.getElementById('app');
 
- //  Detect the Base Path from the HTML <base> tag.
- //  If the tag is missing or equals "__BASE_PATH__", default to root "/".
+//  Detect the Base Path from the HTML <base> tag.
+//  If the tag is missing or equals "__BASE_PATH__", default to root "/".
 const BASE_PATH = (() => {
     const baseHref = document.querySelector('base')?.getAttribute('href');
-    if (!baseHref || baseHref === "__BASE_PATH__") return '/';
+    if (!baseHref || baseHref === '__BASE_PATH__') return '/';
 
     return baseHref.endsWith('/') ? baseHref : `${baseHref}/`;
 })();
diff --git a/static/components/BlocksTable.js b/static/components/BlocksTable.js
index d9c822c..bed272e 100644
--- a/static/components/BlocksTable.js
+++ b/static/components/BlocksTable.js
@@ -210,7 +210,12 @@ export default function BlocksTable({ live, onDisableLive }) {
         h(
             'div',
             { class: 'card-header', style: 'display:flex; justify-content:space-between; align-items:center;' },
-            h('div', null, h('strong', null, 'Blocks '), !live && totalCount > 0 && h('span', { class: 'pill' }, String(totalCount))),
+            h(
+                'div',
+                null,
+                h('strong', null, 'Blocks '),
+                !live && totalCount > 0 && h('span', { class: 'pill' }, String(totalCount)),
+            ),
         ),
         h(
             'div',
diff --git a/static/components/TransactionsTable.js b/static/components/TransactionsTable.js
index fd2e3fb..8e751a2 100644
--- a/static/components/TransactionsTable.js
+++ b/static/components/TransactionsTable.js
@@ -262,7 +262,12 @@ export default function TransactionsTable({ live, onDisableLive }) {
         h(
             'div',
             { class: 'card-header', style: 'display:flex; justify-content:space-between; align-items:center;' },
-            h('div', null, h('strong', null, 'Transactions '), !live && totalCount > 0 && h('span', { class: 'pill' }, String(totalCount))),
+            h(
+                'div',
+                null,
+                h('strong', null, 'Transactions '),
+                !live && totalCount > 0 && h('span', { class: 'pill' }, String(totalCount)),
+            ),
         ),
         h(
             'div',
@@ -310,7 +315,11 @@ export default function TransactionsTable({ live, onDisableLive }) {
             h(
                 'span',
                 { style: 'color:var(--muted); font-size:13px;' },
-                live ? 'Streaming live transactions...' : totalPages > 0 ? `Page ${page + 1} of ${totalPages}` : 'No transactions',
+                live
+                    ? 'Streaming live transactions...'
+                    : totalPages > 0
+                      ? `Page ${page + 1} of ${totalPages}`
+                      : 'No transactions',
             ),
             h(
                 'button',
diff --git a/static/lib/api.js b/static/lib/api.js
index c47be9d..effd18b 100644
--- a/static/lib/api.js
+++ b/static/lib/api.js
@@ -15,8 +15,7 @@ const TRANSACTIONS_STREAM = joinUrl(API_PREFIX, 'transactions/stream');
 const FORK_CHOICE = joinUrl(API_PREFIX, 'fork-choice');
 
 const BLOCK_DETAIL_BY_HASH = (hash) => joinUrl(API_PREFIX, 'blocks', encodeHash(hash));
-const BLOCKS_STREAM = (fork) =>
-    `${joinUrl(API_PREFIX, 'blocks/stream')}?fork=${encodeURIComponent(fork)}`;
+const BLOCKS_STREAM = (fork) => `${joinUrl(API_PREFIX, 'blocks/stream')}?fork=${encodeURIComponent(fork)}`;
 const BLOCKS_LIST = (page, pageSize, fork) =>
     `${joinUrl(API_PREFIX, 'blocks/list')}?page=${encodeURIComponent(page)}&page-size=${encodeURIComponent(pageSize)}&fork=${encodeURIComponent(fork)}`;
 
diff --git a/static/pages/Home.js b/static/pages/Home.js
index 26b34eb..3d22f7c 100644
--- a/static/pages/Home.js
+++ b/static/pages/Home.js
@@ -40,7 +40,9 @@ export default function HomeView() {
                 live ? 'LIVE \u2022' : 'LIVE',
             ),
         ),
-        h('section', { class: 'two-columns twocol' },
+        h(
+            'section',
+            { class: 'two-columns twocol' },
             h(BlocksTable, { live, onDisableLive: () => setLive(false) }),
             h(TransactionsTable, { live, onDisableLive: () => setLive(false) }),
         ),
diff --git a/static/pages/TransactionDetail.js b/static/pages/TransactionDetail.js
index e80e33f..bcc2b0d 100644
--- a/static/pages/TransactionDetail.js
+++ b/static/pages/TransactionDetail.js
@@ -319,10 +319,7 @@ function tryDecodeUtf8Hex(hex) {
 }
 
 /** Human-friendly label for a content field key */
-const fieldLabel = (key) =>
-    key
-        .replace(/_/g, ' ')
-        .replace(/\b\w/g, (c) => c.toUpperCase());
+const fieldLabel = (key) => key.replace(/_/g, ' ').replace(/\b\w/g, (c) => c.toUpperCase());
 
 /** Render the value of a single content field */
 function FieldValue({ value }) {
@@ -390,10 +387,16 @@ function OperationProof({ proof }) {
         entries.length > 0 &&
             h(
                 'div',
-                { style: 'margin-top:4px; display:grid; grid-template-columns:auto 1fr; gap:4px 12px; align-items:baseline;' },
+                {
+                    style: 'margin-top:4px; display:grid; grid-template-columns:auto 1fr; gap:4px 12px; align-items:baseline;',
+                },
                 ...entries.flatMap(([key, value]) => [
                     h('span', { style: 'color:var(--muted); font-size:12px; white-space:nowrap;' }, fieldLabel(key)),
-                    h('span', { class: 'mono', style: 'font-size:12px; overflow-wrap:anywhere; word-break:break-all;' }, renderBytes(value)),
+                    h(
+                        'span',
+                        { class: 'mono', style: 'font-size:12px; overflow-wrap:anywhere; word-break:break-all;' },
+                        renderBytes(value),
+                    ),
                 ]),
             ),
     );
@@ -562,6 +565,13 @@ export default function TransactionDetail({ parameters }) {
         !tx && !err && h('p', null, 'Loading…'),
 
         // Success
-        tx && h(Fragment, null, h(Summary, { tx }), h(Operations, { operations: tx.operations }), h(Ledger, { ledger: tx.ledger })),
+        tx &&
+            h(
+                Fragment,
+                null,
+                h(Summary, { tx }),
+                h(Operations, { operations: tx.operations }),
+                h(Ledger, { ledger: tx.ledger }),
+            ),
     );
 }
diff --git a/static/styles.css b/static/styles.css
index 9bbba3c..648a4f7 100644
--- a/static/styles.css
+++ b/static/styles.css
@@ -161,6 +161,16 @@ button.pill:disabled {
 }
 
 @keyframes live-pulse {
-    0%, 100% { box-shadow: 0 0 4px #ff4444, 0 0 8px #ff4444; }
-    50% { box-shadow: 0 0 8px #ff4444, 0 0 16px #ff4444, 0 0 24px #ff6666; }
+    0%,
+    100% {
+        box-shadow:
+            0 0 4px #ff4444,
+            0 0 8px #ff4444;
+    }
+    50% {
+        box-shadow:
+            0 0 8px #ff4444,
+            0 0 16px #ff4444,
+            0 0 24px #ff6666;
+    }
 }
diff --git a/tests/test_block_forks.py b/tests/test_block_forks.py
index 65bdd10..3cfc6e8 100644
--- a/tests/test_block_forks.py
+++ b/tests/test_block_forks.py
@@ -259,6 +259,7 @@ def test_batch_with_fork_and_chain(client, repo):
 def test_fork_choice_empty_db(client, repo):
     """Fork choice returns Empty when no blocks exist."""
     from rusty_results import Empty
+
     result = asyncio.run(repo.get_fork_choice())
     assert isinstance(result, Empty)