list dependencies in readme for usage from other machines

Signed-off-by: Michael Woolweaver <[email protected]>

Author: mwoolweaver

README.md

@@ -46,6 +46,12 @@ PADD (formerly Chronometer2) is a more expansive version of the original chronom
   ./padd.sh --server <DOMAIN|IP>
   ```
 
+#### Dependencies
+  - curl
+  - jq
+  - dig
+
+
 ### Authentication
 
 Pi-hole v6 uses a completely new API with a new authentication mechanism

padd.sh

@@ -1531,12 +1531,12 @@ check_dependencies() {
     if ! command -v dig >/dev/null 2>&1; then
         printf "%b" "${check_box_bad} Error!\n    'dig' is missing but required.\n"
         hasDeps=false
-     fi
+    fi
 
-     if [ "${hasDeps}" = false ]; then
+    if ! [ "${hasDeps}" = true ]; then
         printf "%b" "\n Please install the dependencies noted above.\n"
         exit 1
-     fi
+    fi
 }
 
 ########################################## MAIN FUNCTIONS ##########################################