Adding YAML examples and standardizing shell commands. Fixes #1819. (#1820)

Signed-off-by: Eric D. Schabell <[email protected]>

Author: eschabell

pipeline/inputs/mqtt.md

@@ -23,34 +23,69 @@ The MQTT input plugin lets Fluent Bit behave as a server. Dispatch some messages
 
 Running the following command:
 
-```bash
-fluent-bit -i mqtt -t data -o stdout -m '*'
+```shell
+$ fluent-bit -i mqtt -t data -o stdout -m '*'
 ```
 
 Returns a response like the following:
 
 ```text
-Fluent Bit v1.x.x
-* Copyright (C) 2019-2020 The Fluent Bit Authors
-* Copyright (C) 2015-2018 Treasure Data
+Fluent Bit v4.0.3
+* Copyright (C) 2015-2025 The Fluent Bit Authors
 * Fluent Bit is a CNCF sub-project under the umbrella of Fluentd
 * https://fluentbit.io
 
-[2016/05/20 14:22:52] [ info] starting engine
+______ _                  _    ______ _ _             ___  _____
+|  ___| |                | |   | ___ (_) |           /   ||  _  |
+| |_  | |_   _  ___ _ __ | |_  | |_/ /_| |_  __   __/ /| || |/' |
+|  _| | | | | |/ _ \ '_ \| __| | ___ \ | __| \ \ / / /_| ||  /| |
+| |   | | |_| |  __/ | | | |_  | |_/ / | |_   \ V /\___  |\ |_/ /
+\_|   |_|\__,_|\___|_| |_|\__| \____/|_|\__|   \_/     |_(_)___/
+
+
+[2025/07/01 14:44:47] [ info] [fluent bit] version=4.0.3, commit=f5f5f3c17d, pid=1
+[2025/07/01 14:44:47] [ info] [storage] ver=1.5.3, type=memory, sync=normal, checksum=off, max_chunks_up=128
+[2025/07/01 14:44:47] [ info] [simd    ] disabled
+[2025/07/01 14:44:47] [ info] [cmetrics] version=1.0.3
+[2025/07/01 14:44:47] [ info] [ctraces ] version=0.6.6
+[2025/07/01 14:44:47] [ info] [input:mem:mem.0] initializing
+[2025/07/01 14:44:47] [ info] [input:mem:mem.0] storage_strategy='memory' (memory only)
+[2025/07/01 14:44:47] [ info] [sp] stream processor started
+[2025/07/01 14:44:47] [ info] [engine] Shutdown Grace Period=5, Shutdown Input Grace Period=2
+[2025/07/01 14:44:47] [ info] [output:stdout:stdout.0] worker #0 started
 [0] data: [1463775773, {"topic"=>"some/topic", "key1"=>123, "key2"=>456}]
 ```
 
 The following command line will send a message to the MQTT input plugin:
 
-```bash
-mosquitto_pub  -m '{"key1": 123, "key2": 456}' -t some/topic
+```shell
+$ mosquitto_pub  -m '{"key1": 123, "key2": 456}' -t some/topic
 ```
 
 ### Configuration file
 
-In your main configuration file append the following `Input` and  `Output` sections:
+In your main configuration file append the following:
+
+{% tabs %}
+{% tab title="fluent-bit.yaml" %}
+
+```yaml
+pipeline:
+    inputs:
+        - name: mqtt
+          tag: data
+          listen: 0.0.0.0
+          port: 1883
+          
+    outputs:
+        - name: stdout
+          match: '*'
+```
+
+{% endtab %}
+{% tab title="fluent-bit.conf" %}
 
-```python
+```text
 [INPUT]
     Name   mqtt
     Tag    data
@@ -61,3 +96,6 @@ In your main configuration file append the following `Input` and  `Output` secti
     Name   stdout
     Match  *
 ```
+
+{% endtab %}
+{% endtabs %}