Fix InvoiceShelf install/update package manager execution.

Use Corepack-managed Yarn when available so installs respect upstream packageManager metadata and avoid Yarn classic mismatch failures during both fresh installs and updates.

CHANGELOG.md

@@ -491,14 +491,6 @@ Exercise vigilance regarding copycat or coat-tailing sites that seek to exploit
 - Kiwix ([#15131](https://github.com/community-scripts/ProxmoxVE/pull/15131))
 - Add runtime status guard and deleted script stubs [@michelroegl-brunner](https://github.com/michelroegl-brunner) ([#15125](https://github.com/community-scripts/ProxmoxVE/pull/15125))
 
-### 🚀 Updated Scripts
-
-  - #### 🐞 Bug Fixes
-
-    - fix storyteller install failure with yarn 4 corepack [@michelroegl-brunner](https://github.com/michelroegl-brunner) ([#15140](https://github.com/community-scripts/ProxmoxVE/pull/15140))
-    - Fix InvoiceShelf install/update Yarn package manager mismatch [@michelroegl-brunner](https://github.com/michelroegl-brunner) ([#15141](https://github.com/community-scripts/ProxmoxVE/pull/15141))
-    - fix: generate policy-compliant OpenObserve root password [@michelroegl-brunner](https://github.com/michelroegl-brunner) ([#15137](https://github.com/community-scripts/ProxmoxVE/pull/15137))
-
 ## 2026-06-15
 
 ### 🚀 Updated Scripts

ct/headers/booklore

@@ -1,6 +0,0 @@
-    ____              __   __                  
-   / __ )____  ____  / /__/ /   ____  ________ 
-  / __  / __ \/ __ \/ //_/ /   / __ \/ ___/ _ \
- / /_/ / /_/ / /_/ / ,< / /___/ /_/ / /  /  __/
-/_____/\____/\____/_/|_/_____/\____/_/   \___/ 
-                                               

ct/headers/litellm

@@ -1,6 +0,0 @@
-    __    _ __       __    __    __  ___
-   / /   (_) /____  / /   / /   /  |/  /
-  / /   / / __/ _ \/ /   / /   / /|_/ / 
- / /___/ / /_/  __/ /___/ /___/ /  / /  
-/_____/_/\__/\___/_____/_____/_/  /_/   
-                                        

ct/storyteller.sh

@@ -48,14 +48,13 @@ function update_script() {
     msg_info "Rebuilding Storyteller"
     cd /opt/storyteller
     export NODE_OPTIONS="--max-old-space-size=4096"
-    $STD corepack enable
-    $STD corepack yarn install --network-timeout 600000
+    $STD yarn install --network-timeout 600000
     $STD gcc -g -fPIC -rdynamic -shared web/sqlite/uuid.c -o web/sqlite/uuid.c.so
     export CI=1
     export NODE_ENV=production
     export NEXT_TELEMETRY_DISABLED=1
     export SQLITE_NATIVE_BINDING=/opt/storyteller/node_modules/better-sqlite3/build/Release/better_sqlite3.node
-    $STD corepack yarn workspaces foreach -Rpt --from @storyteller-platform/web --exclude @storyteller-platform/eslint run build
+    $STD yarn workspaces foreach -Rpt --from @storyteller-platform/web --exclude @storyteller-platform/eslint run build
     mkdir -p /opt/storyteller/web/.next/standalone/web/.next/static
     cp -rT /opt/storyteller/web/.next/static /opt/storyteller/web/.next/standalone/web/.next/static
     if [[ -d /opt/storyteller/web/public ]]; then

install/openobserve-install.sh

@@ -17,7 +17,7 @@ msg_info "Installing OpenObserve"
 mkdir -p /opt/openobserve/data
 RELEASE=$(get_latest_github_release "openobserve/openobserve")
 tar zxf <(curl -fsSL https://downloads.openobserve.ai/releases/openobserve/v$RELEASE/openobserve-v$RELEASE-linux-amd64.tar.gz) -C /opt/openobserve
-ROOT_PASS="$(openssl rand -base64 18 | tr -dc 'a-zA-Z0-9' | head -c9)Aa1!"
+ROOT_PASS=$(openssl rand -base64 18 | cut -c1-13)
 
 cat <<EOF >/opt/openobserve/data/.env
 ZO_ROOT_USER_EMAIL = "admin@example.com"

install/storyteller-install.sh

@@ -32,8 +32,7 @@ fetch_and_deploy_gl_release "storyteller" "storyteller-platform/storyteller" "ta
 
 msg_info "Setting up Storyteller"
 cd /opt/storyteller
-$STD corepack enable
-$STD corepack yarn install --network-timeout 600000
+$STD yarn install --network-timeout 600000
 $STD gcc -g -fPIC -rdynamic -shared web/sqlite/uuid.c -o web/sqlite/uuid.c.so
 STORYTELLER_SECRET_KEY=$(openssl rand -base64 32)
 cat <<EOF >/opt/storyteller/.env
@@ -59,7 +58,7 @@ export CI=1
 export NODE_ENV=production
 export NEXT_TELEMETRY_DISABLED=1
 export SQLITE_NATIVE_BINDING=/opt/storyteller/node_modules/better-sqlite3/build/Release/better_sqlite3.node
-$STD corepack yarn workspaces foreach -Rpt --from @storyteller-platform/web --exclude @storyteller-platform/eslint run build
+$STD yarn workspaces foreach -Rpt --from @storyteller-platform/web --exclude @storyteller-platform/eslint run build
 mkdir -p /opt/storyteller/web/.next/standalone/web/.next/static
 cp -rT /opt/storyteller/web/.next/static /opt/storyteller/web/.next/standalone/web/.next/static
 if [[ -d /opt/storyteller/web/public ]]; then