clj: add page (#4980)

* clj: add page

* Update pages/common/clj.md

* Update clj.md

* Update clj.md

* Apply suggestions from code review

Co-authored-by: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>

* Apply suggestions from code review

Co-authored-by: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>

Co-authored-by: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>

pages/common/clj.md

@@ -0,0 +1,29 @@
+# clj
+
+> Clojure tool to start a REPL or invoke a specific function with data.
+> All options can be defined in a `deps.edn` file.
+> More information: <https://clojure.org/guides/deps_and_cli>.
+
+- Start a REPL:
+
+`clj`
+
+- Execute a function:
+
+`clj -X {{namespace/function_name}}`
+
+- Run the main function of a specified namespace:
+
+`clj -M -m {{namespace}} {{args}}`
+
+- Prepare a project by resolving dependencies, downloading libraries, and making / caching classpaths:
+
+`clj -P`
+
+- Start an nREPL server with the CIDER middleware:
+
+`clj -Sdeps '{:deps {nrepl {:mvn/version "0.7.0"} cider/cider-nrepl {:mvn/version "0.25.2"}}}' -m nrepl.cmdline --middleware '["cider.nrepl/cider-middleware"]' --interactive`
+
+- Start a REPL for ClojureScript and open a web browser:
+
+`clj -Sdeps '{:deps {org.clojure/clojurescript {:mvn/version "1.10.758"}}}' --main cljs.main --repl`