docs: Tidy up KeepassXC reference documentation

assets/chezmoi.io/docs/reference/templates/keepassxc-functions/index.md

@@ -3,3 +3,12 @@
 The `keepassxc*` template functions return structured data retrieved from a
 [KeePassXC](https://keepassxc.org/) database using the KeePassXC CLI
 (`keepassxc-cli`)
+
+The database is configured by setting `keepassxc.database` in the configuration
+file. You will be prompted for the database password the first time
+`keepassxc-cli` is run, and the password is cached, in plain text, in memory
+until chezmoi terminates.
+
+The command used can by changed by setting the `keepassxc.command`
+configuration variable, and extra arguments can be added by setting
+`keepassxc.args`.

assets/chezmoi.io/docs/reference/templates/keepassxc-functions/keepassxc.md

@@ -1,14 +1,10 @@
 # `keepassxc` *entry*
 
-`keepassxc` returns structured data retrieved from a
-[KeePassXC](https://keepassxc.org/) database using the KeePassXC CLI
-(`keepassxc-cli`). The database is configured by setting `keepassxc.database`
-in the configuration file. *database* and *entry* are passed to `keepassxc-cli
-show`. You will be prompted for the database password the first time
-`keepassxc-cli` is run, and the password is cached, in plain text, in memory
-until chezmoi terminates. The output from `keepassxc-cli` is parsed into
-key-value pairs and cached so calling `keepassxc` multiple times with the same
-*entry* will only invoke `keepassxc-cli` once.
+`keepassxc` returns structured data for *entry* using `keepassxc-cli`.
+
+The output from `keepassxc-cli` is parsed into key-value pairs and cached so
+calling `keepassxc` multiple times with the same *entry* will only invoke
+`keepassxc-cli` once.
 
 !!! example
 

assets/chezmoi.io/docs/reference/templates/keepassxc-functions/keepassxcAttachment.md

@@ -1,8 +1,7 @@
 # `keepassxcAttachment` *entry* *name*
 
 `keepassxcAttachment` returns the attachment with *name* of *entry* using
-`keepassxc-cli`. It behaves identically to the `keepassxc` function in terms of
-configuration, password prompting, password storage, and result caching.
+`keepassxc-cli`.
 
 !!! example
 

assets/chezmoi.io/docs/reference/templates/keepassxc-functions/keepassxcAttribute.md

@@ -1,9 +1,7 @@
 # `keepassxcAttribute` *entry* *attribute*
 
 `keepassxcAttribute` returns the attribute *attribute* of *entry* using
-`keepassxc-cli`, with any leading or trailing whitespace removed. It behaves
-identically to the `keepassxc` function in terms of configuration, password
-prompting, password storage, and result caching.
+`keepassxc-cli`, with any leading or trailing whitespace removed.
 
 !!! example