push-release: rename TAG_NAME -> releaseVersion

More precise name.

helper/push-release.sh

@@ -6,7 +6,7 @@ BRANCH=master
 GIT_REMOTE=origin
 OAUTH_TOKEN=
 DRY_RUN=
-TAG_NAME=
+releaseVersion=
 
 trap 'echo "Error at ${BASH_SOURCE[0]}:$LINENO"' ERR
 
@@ -16,12 +16,12 @@ for arg in "$@"; do
             DRY_RUN=1
             ;;
         *)
-            TAG_NAME="$arg"
+            releaseVersion="$arg"
             ;;
     esac
 done
 
-if [[ ! $TAG_NAME ]]; then
+if [[ ! $releaseVersion ]]; then
     echo "$0 [--dry-run|-n] <tag_name>"
     exit
 fi
@@ -41,7 +41,7 @@ echo "Latest release" "$(echo "$RESPONSE" | jq -r '.tag_name' | tail -c +2)"
 
 if [[ ! $DRY_RUN ]]; then
    while true; do
-       read -rp "Create release ${TAG_NAME}? [yn] " yn
+       read -rp "Create release ${releaseVersion}? [yn] " yn
        case $yn in
            [Yy]* ) break;;
            [Nn]* ) exit;;
@@ -52,7 +52,7 @@ fi
 
 TMPDIR=$(mktemp -d)
 if [[ ! $DRY_RUN ]]; then trap 'rm -rf $TMPDIR' EXIT; fi
-ARCHIVE_NAME=nix-bitcoin-$TAG_NAME.tar.gz
+ARCHIVE_NAME=nix-bitcoin-$releaseVersion.tar.gz
 ARCHIVE=$TMPDIR/$ARCHIVE_NAME
 
 # Need to be in the repo root directory for archiving
@@ -70,11 +70,11 @@ nix hash to-sri --type sha256 "$(nix-prefetch-url --unpack "file://$ARCHIVE" 2>
 gpg -o nar-hash.txt.asc -a --detach-sig nar-hash.txt
 
 if [[ $DRY_RUN ]]; then
-    echo "Created v$TAG_NAME in $TMPDIR"
+    echo "Created v$releaseVersion in $TMPDIR"
     exit 0
 fi
 
-POST_DATA="{ \"tag_name\": \"v$TAG_NAME\", \"name\": \"nix-bitcoin-$TAG_NAME\", \"body\": \"nix-bitcoin-$TAG_NAME\", \"target_comitish\": \"$BRANCH\" }"
+POST_DATA="{ \"tag_name\": \"v$releaseVersion\", \"name\": \"nix-bitcoin-$releaseVersion\", \"body\": \"nix-bitcoin-$releaseVersion\", \"target_comitish\": \"$BRANCH\" }"
 RESPONSE=$(curl -H "Authorization: token $OAUTH_TOKEN" -d "$POST_DATA" https://api.github.com/repos/$REPO/releases 2> /dev/null)
 ID=$(echo "$RESPONSE" | jq -r '.id')
 if [[ $ID == null ]]; then