📝 align portable examples and release messaging

examples/text_formatter/main.mbt

@@ -1,14 +1,15 @@
 fn main {
-  let formatter = @lib.text_formatter(
-    show_timestamp=false,
-    separator=" | ",
-    field_separator=",",
-    template="[{level}] {target} {message} :: {fields}",
-  )
-  let logger = @lib.Logger::new(
-    @lib.text_console_sink(formatter),
-    min_level=@lib.Level::Info,
-    target="demo.formatter",
+  let logger = @lib.build_logger(
+    @lib.text_console(
+      min_level=@lib.Level::Info,
+      target="demo.formatter",
+      text_formatter=@lib.TextFormatterConfig::new(
+        show_timestamp=false,
+        separator=" | ",
+        field_separator=",",
+        template="[{level}] {target} {message} :: {fields}",
+      ),
+    ),
   )
   logger.info("formatted output", fields=[@lib.field("user", "alice"), @lib.field("request_id", "42")])
 }