fix: 修复 workflow 语法错误

- 修复 env 变量语法
- 简化 release body 构造
- 修复 JSON 格式

.github/workflows/release.yml

@@ -42,14 +42,11 @@ jobs:
         run: |
           GITEA_URL="https://hub.gaomia.site"
           REPO="titor/haibao-tts-cli"
-          WORKDIR="/workspace/mimo-tts"
           
-          cd "$WORKDIR"
+          cd /workspace/mimo-tts
           COMMIT_MSG=$(git log -1 --format="%s" HEAD)
-          COMMIT_BODY=$(git log -1 --format="%b" HEAD)
           
           TAG_NAME="latest"
-          RELEASE_BODY="${COMMIT_MSG}\n\n${COMMIT_BODY}"
           
           # 删除已存在的 release（如果存在）
           curl -s -X DELETE "${GITEA_URL}/api/v1/repos/${REPO}/releases/tags/${TAG_NAME}" \
@@ -59,7 +56,7 @@ jobs:
           RELEASE_RESPONSE=$(curl -s -X POST "${GITEA_URL}/api/v1/repos/${REPO}/releases" \
             -H "Authorization: token ${GITEA_TOKEN}" \
             -H "Content-Type: application/json" \
-            -d "{\"tag_name\":\"${TAG_NAME}\",\"name\":\"${TAG_NAME}\",\"body\":\"${RELEASE_BODY}\",\"draft\":false}")
+            -d "{\"tag_name\":\"${TAG_NAME}\",\"name\":\"Release ${TAG_NAME}\",\"body\":\"${COMMIT_MSG}\",\"draft\":false}")
           
           RELEASE_ID=$(echo "$RELEASE_RESPONSE" | grep -o '"id":[0-9]*' | head -1 | cut -d: -f2)