diff --git a/.github/workflows/integration_test.yml b/.github/workflows/integration_test.yml
index 3f94790..88b0110 100644
--- a/.github/workflows/integration_test.yml
+++ b/.github/workflows/integration_test.yml
@@ -28,7 +28,7 @@ jobs:
       matrix:
         php-versions: [ '8.2' ]
         databases: [ 'sqlite' ]
-        server-versions: [ 'master', 'stable33', 'stable32', 'stable31' ]
+        server-versions: [ 'stable34', 'stable33', 'stable32', 'stable31' ]
 
     name: Integration test on ☁️${{ matrix.server-versions }} 🐘${{ matrix.php-versions }}
 
@@ -62,7 +62,7 @@ jobs:
 
     steps:
       - name: Checkout server
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           repository: nextcloud/server
           submodules: 'true'
@@ -76,7 +76,7 @@ jobs:
           extensions: mbstring, iconv, fileinfo, intl, sqlite, pdo_mysql, pdo_sqlite, pgsql, pdo_pgsql, gd, zip
 
       - name: Checkout llm2 app
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           path: llm2
           repository: nextcloud/llm2
@@ -91,7 +91,7 @@ jobs:
           expression: "/info/version/text()"
 
       - name: Checkout app
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           path: ${{ env.APP_NAME }}
           persist-credentials: false
@@ -152,6 +152,9 @@ jobs:
           pipx install poetry
           mkdir -p ../llm2-persistent_storage
           poetry install
+          # pyproject.toml pins xllamacpp to the cu128 wheel, which needs libcuda.so.1 at import
+          # time. The CI runner has no NVIDIA driver, so we swap in the PyPI CPU build for tests.
+          poetry run pip install --force-reinstall --no-deps xllamacpp
 
       - name: Cache llm2 models
         uses: actions/cache/restore@v5
@@ -169,7 +172,7 @@ jobs:
           APP_PORT: 9080
           APP_VERSION: ${{ fromJson(steps.llm2_appinfo.outputs.result).version }}
         run: |
-          APP_PERSISTENT_STORAGE="$(pwd)/../../llm2-persistent-storage/" poetry run python3 main.py > ../logs 2>&1 &
+          APP_PERSISTENT_STORAGE="$(pwd)/../../llm2-persistent_storage/" poetry run python3 main.py > ../logs 2>&1 &
 
       - name: Register backend
         run: |
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0b4aa49..f324b6f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,19 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [2.7.0] - 2026-07-15
+
+### Added
+- Deck: Add card discovery (list_board_cards) and card comment tools
+- mail inbox tools
+
+### Changed
+- optimize tool call denied instruction
+
+### Fixed
+- MCP streamable-http transport for initializing
+
+
 ## [2.6.0] - 2026-04-16
 
 ### Added
diff --git a/Makefile b/Makefile
index 70d254c..59756db 100644
--- a/Makefile
+++ b/Makefile
@@ -4,7 +4,7 @@
 
 APP_ID := context_agent
 APP_NAME := Nextcloud Context Agent
-APP_VERSION := 2.6.0
+APP_VERSION := 2.7.0
 JSON_INFO := "{\"id\":\"$(APP_ID)\",\"name\":\"$(APP_NAME)\",\"daemon_config_name\":\"manual_install\",\"version\":\"$(APP_VERSION)\",\"secret\":\"12345\",\"port\":9081}"
 
 
diff --git a/appinfo/info.xml b/appinfo/info.xml
index 965b1d4..200dd95 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -28,7 +28,7 @@ Positive:
 * The software for this app is open source, no trained AI model is used
 ]]>
 	</description>
-	<version>2.6.0</version>
+	<version>2.7.0</version>
 	<licence>MIT</licence>
 	<author mail="mklehr@gmx.net" homepage="https://marcelklehr.de">Marcel Klehr</author>
 	<namespace>ContextAgent</namespace>