Tweak scripts

main.sh

@@ -350,14 +350,14 @@ case "$(uname -s)" in
     Linux)
         host_os=linux
         if grep -q '^ID_LIKE=' /etc/os-release; then
-            base_distro="$(grep '^ID_LIKE=' /etc/os-release | sed 's/^ID_LIKE=//')"
+            base_distro=$(grep '^ID_LIKE=' /etc/os-release | sed 's/^ID_LIKE=//')
             case "${base_distro}" in
                 *debian*) base_distro=debian ;;
                 *alpine*) base_distro=alpine ;;
                 *fedora*) base_distro=fedora ;;
             esac
         else
-            base_distro="$(grep '^ID=' /etc/os-release | sed 's/^ID=//')"
+            base_distro=$(grep '^ID=' /etc/os-release | sed 's/^ID=//')
         fi
         case "${base_distro}" in
             fedora)

tools/ci/manifest.sh

@@ -21,7 +21,7 @@ set -x
 for manifest in manifests/*.json; do
     git add -N "${manifest}"
     if ! git diff --exit-code -- "${manifest}"; then
-        name="$(basename "${manifest%.*}")"
+        name=$(basename "${manifest%.*}")
         git stash
         old_version=$(jq -r '.latest.version' "${manifest}")
         git stash pop

tools/ci/tool-list.sh

@@ -80,7 +80,7 @@ for manifest in tools/codegen/base/*.json; do
     esac
     if [[ -n "${tool_name}" ]]; then
         if [[ "${version}" != "latest" ]]; then
-            latest_version="$(jq -r ".latest.version" "manifests/${tool_name}.json")"
+            latest_version=$(jq -r ".latest.version" "manifests/${tool_name}.json")
             case "${version}" in
                 major.minor.patch) tool_name+="@${latest_version}" ;;
                 major.minor) tool_name+="@${latest_version%.*}" ;;

tools/manifest.sh

@@ -15,6 +15,6 @@ if [[ $# -gt 0 ]]; then
 fi
 
 for manifest in tools/codegen/base/*.json; do
-    package="$(basename "${manifest%.*}")"
+    package=$(basename "${manifest%.*}")
     cargo run --release -p install-action-internal-codegen -- "${package}" latest
 done