before_commit callback in middleware

Author: krylosov-aa

docs/examples/index.html

@@ -380,7 +380,7 @@ <h3 id="read-your-own-writes">Read Your Own Writes</h3>
 <p>The implementation uses the PostgreSQL WAL LSN (Log Sequence Number).
 After a write transaction the current LSN is captured via <code>before_commit</code> and sent to the client
 as a cookie.
-On the next read the client echoes the cookie back, and The application can use LSN
+On the next read the client echoes the cookie back, and the application can use LSN
 to select which replica to send a request to (the one that has already caught up) or
 send it to the master if no replica has caught up yet.</p>
 <p><strong>Step 1 — capture the LSN in <code>before_commit</code></strong></p>
@@ -446,7 +446,7 @@ <h3 id="read-your-own-writes">Read Your Own Writes</h3>
 app.add_middleware(BaseHTTPMiddleware, dispatch=lsn_cookie_middleware)
 </code></pre>
 <p>The full, runnable implementation is available in
-<a href="../../examples/fastapi_example/read_own_writes.py">examples/fastapi_example/read_own_writes.py</a>.</p>
+<a href="https://github.com/krylosov-aa/context-async-sqlalchemy/blob/main/examples/fastapi_example/read_own_writes.py">examples/fastapi_example/read_own_writes.py</a>.</p>
 <p><strong>Step 4 — route reads to the right replica</strong></p>
 <p>This example does not cover how to select a replica that has already caught up to the LSN from
 the cookie. To do that you need to query each replica's current WAL replay position and compare

docs/index.html

@@ -221,5 +221,5 @@ <h2 id="how-it-works">How it works</h2>
 
 <!--
 MkDocs version : 1.6.1
-Build Date UTC : 2026-06-14 09:53:08.796219+00:00
+Build Date UTC : 2026-06-14 09:58:13.069749+00:00
 -->

docs/search/search_index.json

@@ -290,7 +290,7 @@ always see the data that was just written — even when reads are served by a re
 The implementation uses the PostgreSQL WAL LSN (Log Sequence Number).
 After a write transaction the current LSN is captured via `before_commit` and sent to the client
 as a cookie.
-On the next read the client echoes the cookie back, and The application can use LSN
+On the next read the client echoes the cookie back, and the application can use LSN
 to select which replica to send a request to (the one that has already caught up) or
 send it to the master if no replica has caught up yet.
 
@@ -366,7 +366,7 @@ app.add_middleware(BaseHTTPMiddleware, dispatch=lsn_cookie_middleware)
 ```
 
 The full, runnable implementation is available in
-[examples/fastapi_example/read_own_writes.py](../../examples/fastapi_example/read_own_writes.py).
+[examples/fastapi_example/read_own_writes.py](https://github.com/krylosov-aa/context-async-sqlalchemy/blob/main/examples/fastapi_example/read_own_writes.py).
 
 **Step 4 — route reads to the right replica**