sdcv: add page (#6145)

pages/common/sdcv.md

@@ -0,0 +1,33 @@
+# sdcv
+
+> StarDict, a command-line dictionary client.
+> Dictionaries are provided separately from the client.
+> More information: <https://manned.org/sdcv>.
+
+- Start sdcv interactively:
+
+`sdcv`
+
+- List installed dictionaries:
+
+`sdcv --list-dicts`
+
+- Display a definition from a specific dictionary:
+
+`sdcv --use-dict {{dictionary_name}} {{search_term}}`
+
+- Lookup a definition with a fuzzy search:
+
+`sdcv {{search_term}}`
+
+- Look up a definition with an exact search:
+
+`sdcv --exact-search {{search_term}}`
+
+- Look up a definition and format the output as JSON:
+
+`sdcv --json {{search_term}}`
+
+- Search for dictionaries in a specific directory:
+
+`sdvc --data-dir {{path/to/directory}} {{search_term}}`