Improve tracing documentation

docs/content/observability/tracing/haystack.md

@@ -2,11 +2,16 @@
 
 To enable the Haystack:
 
-```toml tab="File"
+```toml tab="File (TOML)"
 [tracing]
   [tracing.haystack]
 ```
 
+```yaml tab="File (YAML)"
+tracing:
+  haystack: {}
+```
+
 ```bash tab="CLI"
 --tracing
 --tracing.haystack
@@ -18,12 +23,18 @@ _Require, Default="127.0.0.1"_
 
 Local Agent Host instructs reporter to send spans to haystack-agent at this address.
 
-```toml tab="File"
+```toml tab="File (TOML)"
 [tracing]
   [tracing.haystack]
     localAgentHost = "127.0.0.1"
 ```
 
+```yaml tab="File (YAML)"
+tracing:
+  haystack:
+    localAgentHost: 127.0.0.1
+```
+
 ```bash tab="CLI"
 --tracing
 --tracing.haystack.localAgentHost="127.0.0.1"
@@ -35,12 +46,18 @@ _Require, Default=42699_
 
 Local Agent port instructs reporter to send spans to the haystack-agent at this port.
 
-```toml tab="File"
+```toml tab="File (TOML)"
 [tracing]
   [tracing.haystack]
     localAgentPort = 42699
 ```
 
+```yaml tab="File (YAML)"
+tracing:
+  haystack:
+    localAgentPort: 42699
+```
+
 ```bash tab="CLI"
 --tracing
 --tracing.haystack.localAgentPort=42699
@@ -52,12 +69,18 @@ _Optional, Default=empty_
 
 Apply shared tag in a form of Key:Value to all the traces.
 
-```toml tab="File"
+```toml tab="File (TOML)"
 [tracing]
   [tracing.haystack]
     globalTag = "sample:test"
 ```
 
+```yaml tab="File (YAML)"
+tracing:
+  haystack:
+    globalTag: sample:test
+```
+
 ```bash tab="CLI"
 --tracing
 --tracing.haystack.globalTag="sample:test"
@@ -69,12 +92,18 @@ _Optional, Default=empty_
 
 Specifies the header name that will be used to store the trace ID.
 
-```toml tab="File"
+```toml tab="File (TOML)"
 [tracing]
   [tracing.haystack]
     traceIDHeaderName = "sample"
 ```
 
+```yaml tab="File (YAML)"
+tracing:
+  haystack:
+    traceIDHeaderName: sample
+```
+
 ```bash tab="CLI"
 --tracing
 --tracing.haystack.traceIDHeaderName="sample"
@@ -86,12 +115,18 @@ _Optional, Default=empty_
 
 Specifies the header name that will be used to store the span ID.
 
-```toml tab="File"
+```toml tab="File (TOML)"
 [tracing]
   [tracing.haystack]
     parentIDHeaderName = "sample"
 ```
 
+```yaml tab="File (YAML)"
+tracing:
+  haystack:
+    parentIDHeaderName: "sample"
+```
+
 ```bash tab="CLI"
 --tracing
 --tracing.haystack.parentIDHeaderName="sample"
@@ -103,15 +138,21 @@ _Optional, Default=empty_
 
 Apply shared tag in a form of Key:Value to all the traces.
 
-```toml tab="File"
+```toml tab="File (TOML)"
 [tracing]
   [tracing.haystack]
     spanIDHeaderName = "sample:test"
 ```
 
+```yaml tab="File (YAML)"
+tracing:
+  haystack:
+    spanIDHeaderName: "sample:test"
+```
+
 ```bash tab="CLI"
 --tracing
---tracing.haystack.spanIDHeaderName="sample:test"
+--tracing.haystack.spanIDHeaderName=sample:test
 ```
 
 #### `baggagePrefixHeaderName`
@@ -120,12 +161,19 @@ _Optional, Default=empty_
 
 Specifies the header name prefix that will be used to store baggage items in a map.
 
-```toml tab="File"
+```toml tab="File (TOML)"
 [tracing]
   [tracing.haystack]
     baggagePrefixHeaderName = "sample"
 ```
 
+```yaml tab="File (YAML)"
+tracing:
+  haystack:
+    baggagePrefixHeaderName: "sample"
+```
+
+
 ```bash tab="CLI"
 --tracing
 --tracing.haystack.baggagePrefixHeaderName="sample"