update build versions in settings, workflow versioned build fix (#465)

## Summary

Updating the UI build version default in settings to v4.0.0. Fixing the
release tag issue. Setting the directory path with ${TAG} is not
working.

## Details

- prod and staging build defaults updated to v0.4.0
- release/staging workflows versioned build directory in gh-pages branch
fixed

## Test Plan

- Manually tested the build version updates
- Trial tested the workflow change in the dev workflow to confirm
methodology

---

- [x] "I certify that all code in this PR is my own, except as noted
below."

Author: sjmonson

.github/workflows/release-candidate.yml

@@ -226,8 +226,8 @@ jobs:
           export $(grep -v '^#' .env.staging | xargs)
 
           # Set asset prefix and base path with git tag
-          ASSET_PREFIX=https://blog.vllm.ai/guidellm/ui/release/${TAG}
-          BASE_PATH=/ui/release/${TAG}
+          ASSET_PREFIX=https://blog.vllm.ai/guidellm/ui/${{ env.TAG }}
+          BASE_PATH=/ui/${{ env.TAG }}
           GIT_SHA=${{ github.sha }}
           export ASSET_PREFIX=${ASSET_PREFIX}
           export BASE_PATH=${BASE_PATH}
@@ -239,7 +239,7 @@ jobs:
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: .src/ui/out
-          destination_dir: ui/release/${TAG}
+          destination_dir: ui/${{ env.TAG }}
           keep_files: false
           user_name: ${{ github.actor }}
           user_email: ${{ github.actor }}@users.noreply.github.com

.github/workflows/release.yml

@@ -221,8 +221,8 @@ jobs:
           export $(grep -v '^#' .env.production | xargs)
 
           # Set asset prefix and base path with git tag
-          ASSET_PREFIX=https://blog.vllm.ai/guidellm/ui/${TAG}
-          BASE_PATH=/ui/${TAG}
+          ASSET_PREFIX=https://blog.vllm.ai/guidellm/ui/${{ env.TAG }}
+          BASE_PATH=/ui/${{ env.TAG }}
           GIT_SHA=${{ github.sha }}
           export ASSET_PREFIX=${ASSET_PREFIX}
           export BASE_PATH=${BASE_PATH}
@@ -234,7 +234,7 @@ jobs:
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./src/ui/out
-          destination_dir: ui/${TAG}
+          destination_dir: ui/${{ env.TAG }}
           keep_files: false
           user_name: ${{ github.actor }}
           user_email: ${{ github.actor }}@users.noreply.github.com

src/guidellm/settings.py

@@ -32,8 +32,8 @@ class Environment(str, Enum):
 
 
 ENV_REPORT_MAPPING = {
-    Environment.PROD: "https://blog.vllm.ai/guidellm/ui/v0.3.1/index.html",
-    Environment.STAGING: "https://blog.vllm.ai/guidellm/ui/release/v0.3.1/index.html",
+    Environment.PROD: "https://blog.vllm.ai/guidellm/ui/v0.4.0/index.html",
+    Environment.STAGING: "https://blog.vllm.ai/guidellm/ui/release/v0.4.0/index.html",
     Environment.DEV: "https://blog.vllm.ai/guidellm/ui/dev/index.html",
     Environment.LOCAL: "http://localhost:3000/index.html",
 }