Replace Perl Locale update with LANG env setting

linux.md

@@ -198,10 +198,10 @@ Make sure that you're running the 2nd-newest OS version or the newest version -
     wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
     sudo apt update
     sudo apt install postgresql-16
-    echo "export PSQL_PAGER=\"less --chop-long-lines --header 1\"" >> ~/`[[ $SHELL == *"zsh" ]] && echo '.zshenv' || echo '.bashrc'`
+    echo -e "\nexport PSQL_PAGER=\"less --chop-long-lines --header 1\"" >> ~/`[[ $SHELL == *"zsh" ]] && echo '.zshenv' || echo '.bashrc'`
+    echo "export LANG=en_US.UTF-8" >> ~/`[[ $SHELL == *"zsh" ]] && echo '.zshenv' || echo '.bashrc'`
     PGDATA=$(dirname "$(sudo -u postgres psql --tuples-only --pset format=unaligned --command "SHOW config_file;")")
     source ~/`[[ $SHELL == *"zsh" ]] && echo '.zshenv' || echo '.bashrc'`
-    perl -i -pe 's/^[#\s]*(lc_messages|lc_time)\s*=.+$/\1 = '\''en_US.UTF-8'\''/' "$PGDATA/postgresql.conf"
     perl -i -pe "s/^[#\s]*(timezone|log_timezone)\s*=.+$/\1 = 'UTC'/" "$PGDATA/postgresql.conf"
     ```
 

macos.md

@@ -191,9 +191,10 @@ Make sure that you're running the 2nd-newest macOS version or the newest version
 
     ```bash
     [[ -d /opt/homebrew/var/postgresql@16 ]] && PGDATA_TMP=/opt/homebrew/var/postgresql@16 || PGDATA_TMP=/usr/local/var/postgresql@16
-    echo "\nexport PGDATA=$PGDATA_TMP\nexport PSQL_PAGER=\"less --chop-long-lines --header 1\"" >> ~/`[[ $SHELL == *"zsh" ]] && echo '.zshrc' || echo '.bash_profile'`
+    echo -e "\nexport PGDATA=$PGDATA_TMP" >> ~/`[[ $SHELL == *"zsh" ]] && echo '.zshrc' || echo '.bash_profile'`
+    echo "export PSQL_PAGER=\"less --chop-long-lines --header 1\"" >> ~/`[[ $SHELL == *"zsh" ]] && echo '.zshrc' || echo '.bash_profile'`
+    echo "export LANG=en_US.UTF-8" >> ~/`[[ $SHELL == *"zsh" ]] && echo '.zshrc' || echo '.bash_profile'`
     source ~/`[[ $SHELL == *"zsh" ]] && echo '.zshrc' || echo '.bash_profile'`
-    perl -i -pe 's/^[#\s]*(lc_messages|lc_time)\s*=.+$/\1 = '\''en_US.UTF-8'\''/' "$PGDATA/postgresql.conf"
     perl -i -pe "s/^[#\s]*(timezone|log_timezone)\s*=.+$/\1 = 'UTC'/" "$PGDATA/postgresql.conf"
     ```
 

windows.md

@@ -253,11 +253,11 @@ With those compatibility things out of the way, you're ready to start the system
     Now let's set an environment variable to tell PostgreSQL where to find the programs and where to put the data. Copy and run each of these lines separately in Hyper:
 
     ```bash
-    echo "export PATH=\$PATH:\"/c/Program Files/PostgreSQL/16/bin\"" >> "$USERPROFILE/.bash_profile"
+    echo -e "\nexport PATH=\$PATH:\"/c/Program Files/PostgreSQL/16/bin\"" >> "$USERPROFILE/.bash_profile"
     echo "export PGDATA=\"/c/Program Files/PostgreSQL/16/data\"" >> "$USERPROFILE/.bash_profile"
     echo "export PSQL_PAGER=\"less --chop-long-lines --header 1\"" >> "$USERPROFILE/.bash_profile"
+    echo "export LANG=en_US.UTF-8" >> "$USERPROFILE/.bash_profile"
     source "$USERPROFILE/.bash_profile"
-    perl -i -pe 's/^[#\s]*(lc_messages|lc_time)\s*=.+$/\1 = '\''en_US.UTF-8'\''/' "$PGDATA/postgresql.conf"
     perl -i -pe "s/^[#\s]*(timezone|log_timezone)\s*=.+$/\1 = 'UTC'/" "$PGDATA/postgresql.conf"
     perl -i -pe "s/^logging_collector = on/logging_collector = off/" "$PGDATA/postgresql.conf"
     ```