ADDED   .deepsource.toml
Index: .deepsource.toml
==================================================================
--- /dev/null
+++ .deepsource.toml
@@ -0,0 +1,8 @@
+version = 1
+
+[[analyzers]]
+name = "go"
+enabled = true
+
+  [analyzers.meta]
+  import_root = "github.com/zettelstore/client"

Index: api/const.go
==================================================================
--- api/const.go
+++ api/const.go
@@ -123,10 +123,11 @@
 	ValueSyntaxHTML        = "html"
 	ValueSyntaxMarkdown    = "markdown"
 	ValueSyntaxMD          = "md"
 	ValueSyntaxMustache    = "mustache"
 	ValueSyntaxNone        = "none"
+	ValueSyntaxPikchr      = "pikchr"
 	ValueSyntaxSVG         = "svg"
 	ValueSyntaxText        = "text"
 	ValueSyntaxZmk         = "zmk"
 	ValueUserRoleCreator   = "creator"
 	ValueUserRoleOwner     = "owner"
@@ -150,11 +151,11 @@
 )
 
 // Values for HTTP query parameter.
 const (
 	QueryKeyCommand  = "cmd"
-	QueryKeyCost     = "cost"
+	QueryKeyDepth    = "depth"
 	QueryKeyDir      = "dir"
 	QueryKeyEncoding = "enc"
 	QueryKeyLimit    = "limit"
 	QueryKeyPart     = "part"
 	QueryKeyPhrase   = "phrase"
@@ -168,20 +169,18 @@
 )
 
 // Supported encoding values.
 const (
 	EncodingHTML  = "html"
-	EncodingMD    = "md"
 	EncodingSexpr = "sexpr"
 	EncodingText  = "text"
 	EncodingZJSON = "zjson"
 	EncodingZMK   = "zmk"
 )
 
 var mapEncodingEnum = map[string]EncodingEnum{
 	EncodingHTML:  EncoderHTML,
-	EncodingMD:    EncoderMD,
 	EncodingSexpr: EncoderSexpr,
 	EncodingText:  EncoderText,
 	EncodingZJSON: EncoderZJSON,
 	EncodingZMK:   EncoderZmk,
 }
@@ -206,11 +205,10 @@
 
 // Values for EncoderEnum
 const (
 	EncoderUnknown EncodingEnum = iota
 	EncoderHTML
-	EncoderMD
 	EncoderSexpr
 	EncoderText
 	EncoderZJSON
 	EncoderZmk
 )

Index: client/client.go
==================================================================
--- client/client.go
+++ client/client.go
@@ -477,22 +477,22 @@
 )
 
 // GetZettelContext returns metadata of the given zettel and, more important,
 // metadata of zettel that for the context of the first zettel.
 func (c *Client) GetZettelContext(
-	ctx context.Context, zid api.ZettelID, dir ContextDirection, cost, limit int) (
+	ctx context.Context, zid api.ZettelID, dir ContextDirection, depth, limit int) (
 	*api.ZidMetaRelatedList, error,
 ) {
 	ub := c.newURLBuilder('x').SetZid(zid)
 	switch dir {
 	case DirBackward:
 		ub.AppendKVQuery(api.QueryKeyDir, api.DirBackward)
 	case DirForward:
 		ub.AppendKVQuery(api.QueryKeyDir, api.DirForward)
 	}
-	if cost > 0 {
-		ub.AppendKVQuery(api.QueryKeyCost, strconv.Itoa(cost))
+	if depth > 0 {
+		ub.AppendKVQuery(api.QueryKeyDepth, strconv.Itoa(depth))
 	}
 	if limit > 0 {
 		ub.AppendKVQuery(api.QueryKeyLimit, strconv.Itoa(limit))
 	}
 	resp, err := c.buildAndExecuteRequest(ctx, http.MethodGet, ub, nil, nil)

Index: www/changes.wiki
==================================================================
--- www/changes.wiki
+++ www/changes.wiki
@@ -1,12 +1,7 @@
 <title>Change Log</title>
 
-<a name="0_9"></a>
-<h2>Changes for Version 0.9.0 (2022-12-12)</h2>
-  *  Rename <tt>api.QueryKeyDepth</tt> to <tt>api.QueryKeyCost</tt>
-  *  Update encode / syntax names
-
 <a name="0_6"></a>
 <h2>Changes for Version 0.6.0 (2022-08-11)</h2>
   *  Add support to build URLs with search expressions
   *  Use Go 1.19
   *  Fix some bugs

Index: www/index.wiki
==================================================================
--- www/index.wiki
+++ www/index.wiki
@@ -1,12 +1,12 @@
 <title>Home</title>
 
 This repository contains Go client software to
 access [https://zettelstore.de|Zettelstore] via its API.
 
-<h3>Latest Release: 0.9.0 (2022-12-12)</h3>
-  *  [./changes.wiki#0_9|Change summary]
-  *  [/timeline?p=v0.9.0&bt=v0.8.0&y=ci|Check-ins for version 0.9.0],
-     [/vdiff?to=v0.9.0&from=v0.8.0|content diff]
-  *  [/timeline?df=v0.9.0&y=ci|Check-ins derived from the 0.9.0 release],
-     [/vdiff?from=v0.9.0&to=trunk|content diff]
+<h3>Latest Release: 0.6.0 (2022-08-11)</h3>
+  *  [./changes.wiki#0_6|Change summary]
+  *  [/timeline?p=v0.6.0&bt=v0.5&y=ci|Check-ins for version 0.6.0],
+     [/vdiff?to=v0.6.0&from=v0.5|content diff]
+  *  [/timeline?df=v0.6.0&y=ci|Check-ins derived from the 0.6.0 release],
+     [/vdiff?from=v0.6.0&to=trunk|content diff]
   *  [/timeline?t=release|Timeline of all past releases]