Changelog

1.1.0 (2026-05-29)

Add API to get MQTT client's status (77a875c)
Add mqtt conformance test app (37a2e55)
Add support for percent-encoding in password and it's corresponding test (32df7e2)
Adds support to use PSA opaque DS driver (11f070c)
Adds support to use PSA opaque DS driver (aea4f3e)
mqtt5: Exposes server properties in connect event (e121e1b), closes #325
mqtt: Add API to get MQTT client's status (b6e8c65)
mqtt: Conformance test infrastructure (DUT app + CI) (3f62c75)
Provide reason code in MQTT event (f1fc00c)

Change CI Images from gitlab to Docker (e5cf3d2)
examples: Add nvs_flash dependency explicitly (d289d73)
Fix signed integer overflow in remaining length decoding (ffd44fb)
Fixed uri inconsistency when updated (736d440)
Mqtt examples default broker (6cf94c4)
mqtt_msg: Fix signed integer overflow in remaining length decoding (689a265)
mqtt5: Fix UB in variable len processing (a5695b0)
mqtt5: Fix UB in variable len processing (3c5777d)
mqtt5: Remove in_buffer_length constraint on maximum_packet_size (08f0d26)
mqtt5: Sanitize property len/types to harden mqtt5-msg (6f15500)
mqtt5: Sanitize propery len/types to harden mqtt5-msg (e427ebb)
Prevent control messages to be counted in mqtt5 (cf77940)
Prevent control messages to be counted in mqtt5 (7f0da30)
Removes forward / from topics in examples and test (55ee628)
Removes forward / from topics in examples and test (4c57d31)
Update images from Docker to Gitlab container (9198843)

Add advice regarding outbox message pile-up (ee9472f)
Add advice regarding outbox message pile-up to the documentation (0069d74)
Clarify defauls on configuation options (4c0edaf)
Clarify defauls on configuation options (dbc6fed)
Clarify that esp_mqtt_client_reconnect behaviour (c4ca04f)
Clarify when MQTT_EVENT_DISCONNECTED and MQTT_EVENT_ERROR are dispatched (a84ecb3)
Fix documentation link (367a469)
mqtt: Clarify outbox limit (bytes) vs buffer.out_size; add sizing guidance (b2df2e4)
Re-enable zh_CN build (4cfd15f)
Re-enable zh_CN build (42cce9f)