shc: add page (#2138)

pages/common/shc.md

@@ -0,0 +1,19 @@
+# shc
+
+> Generic shell script compiler.
+
+- Compile a shell script:
+
+`shc -f {{script}}`
+
+- Compile a shell script and specify an output binary file:
+
+`shc -f {{script}} -o {{binary}}`
+
+- Compile a shell script and set an expiration date for the executable:
+
+`shc -f {{script}} -e {{dd/mm/yyyy}}`
+
+- Compile a shell script and set a message to display upon expiration:
+
+`shc -f {{script}} -e {{dd/mm/yyyy}} -m {{"Please contact your provider"}}`