Update changelogs

f-f · f-f · commit bdacb91f22a2 · 2026-05-13T20:07:55.000+03:00
diff --git a/cardano-diffusion/changelog.d/20260513_170556_fabrizio.ferrai_contra_tracer_0_2_1.md b/cardano-diffusion/changelog.d/20260513_170556_fabrizio.ferrai_contra_tracer_0_2_1.md
@@ -0,0 +1,4 @@
+### Breaking
+
+- Upgraded to `contra-tracer ^>=0.2.1`. The `Tracer` data constructor is no
+  longer exported; use `mkTracer` instead.
diff --git a/cardano-ping/changelog.d/20260513_170556_fabrizio.ferrai_contra_tracer_0_2_1.md b/cardano-ping/changelog.d/20260513_170556_fabrizio.ferrai_contra_tracer_0_2_1.md
@@ -0,0 +1,4 @@
+### Breaking
+
+- Upgraded to `contra-tracer ^>=0.2.1`. The `Tracer` data constructor is no
+  longer exported; use `mkTracer` instead.
diff --git a/network-mux/changelog.d/20260513_170556_fabrizio.ferrai_contra_tracer_0_2_1.md b/network-mux/changelog.d/20260513_170556_fabrizio.ferrai_contra_tracer_0_2_1.md
@@ -0,0 +1,6 @@
+### Breaking
+
+- Upgraded to `contra-tracer ^>=0.2.1`. The `Tracer` data constructor is no
+  longer exported; use `mkTracer` instead. `nullTracers`, the `TracersI`
+  pattern synonym, `contramapTracers'`, `tracersWithBearer` and
+  `traceBearerState` now require `Monad m` rather than `Applicative m`.
diff --git a/ntp-client/changelog.d/20260513_170556_fabrizio.ferrai_contra_tracer_0_2_1.md b/ntp-client/changelog.d/20260513_170556_fabrizio.ferrai_contra_tracer_0_2_1.md
@@ -0,0 +1,4 @@
+### Breaking
+
+- Upgraded to `contra-tracer ^>=0.2.1`. The `Tracer` data constructor is no
+  longer exported; use `mkTracer` instead.
diff --git a/ouroboros-network/changelog.d/20260513_170556_fabrizio.ferrai_contra_tracer_0_2_1.md b/ouroboros-network/changelog.d/20260513_170556_fabrizio.ferrai_contra_tracer_0_2_1.md
@@ -0,0 +1,6 @@
+### Breaking
+
+- Upgraded to `contra-tracer ^>=0.2.1`. The `Tracer` data constructor is no
+  longer exported; use `mkTracer` instead. `Diffusion.Types.nullTracers` and
+  `Socket.nullNetworkConnectTracers` now require `Monad m` rather than
+  `Applicative m`.
