Clarification on comments and TODO: cleanups.

Documented the RUN_MODEs and just did some re-organizing.

lbrycrd/stuff/start.sh

@@ -1,13 +1,5 @@
 #!/usr/bin/env bash
 
-# ## ToDo: Get a test case to see if this is the first run or a repeat run.
-# ## If it's a first run you need to do a full index including all transactions
-# ## tx index creates an index of every single transaction in the block history if
-# ## not specified it will only create an index for transactions that are related to the wallet or have unspent outputs.
-# ## This is specific to chainquery.
-
-# The config file does not exist in the container image. It must be mounted, or
-# if not, a default config is generated using environment variables.
 CONFIG_PATH=/etc/lbry/lbrycrd.conf
 if [ -f "$CONFIG_PATH" ]
 then
@@ -27,15 +19,22 @@ fi
 ## Ensure perms are correct prior to running main binary
 /usr/bin/fix-permissions
 
-## Control this invocation through envvar.
+## You can optionally specify a run mode if you want to use lbry defined presets for compatibility.
 case $RUN_MODE in
   default )
     lbrycrdd -server -conf=$CONFIG_PATH -printtoconsole
     ;;
+## If it's a first run you need to do a full index including all transactions
+## tx index creates an index of every single transaction in the block history if
+## not specified it will only create an index for transactions that are related to the wallet or have unspent outputs.
+## This is generally specific to chainquery.
   reindex )
+  ## Apply this RUN_MODE in the case you need to update a dataset.  NOTE: you do not need to use `RUN_MODE reindex` for more than one complete run.
     lbrycrdd -server -txindex -reindex -conf=$CONFIG_PATH -printtoconsole
     ;;
   chainquery )
+  ## If your only goal is to run Chainquery against this instance of lbrycrd and you're starting a
+  ## fresh local dataset use this run mode.
     lbrycrdd -server -txindex -conf=$CONFIG_PATH -printtoconsole
     ;;
 esac