Add mise version+sha256 pinning to CI workflows

Pin mise version and sha256 in all workflow files for reproducibility
and supply-chain security.
Signed-off-by: Gregor Zeitlinger <gregor.zeitlinger@grafana.com>

Author: zeitlinger

.github/workflows/acceptance-tests.yml

@@ -14,5 +14,8 @@ jobs:
           persist-credentials: false
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
       - uses: jdx/mise-action@6d1e696aa24c1aa1bcc1adea0212707c71ab78a8 # v3.6.1
+        with:
+          version: v2026.2.11
+          sha256: 3e1baedb9284124b770d2d561a04a98c343d05967c83deb8b35c7c941f8d9c9a
       - name: Run acceptance tests
         run: mise run acceptance-test

.github/workflows/build.yml

@@ -13,6 +13,9 @@ jobs:
         with:
           persist-credentials: false
       - uses: jdx/mise-action@6d1e696aa24c1aa1bcc1adea0212707c71ab78a8 # v3.6.1
+        with:
+          version: v2026.2.11
+          sha256: 3e1baedb9284124b770d2d561a04a98c343d05967c83deb8b35c7c941f8d9c9a
       - name: Cache local Maven repository
         uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # v5.0.3
         with:

.github/workflows/github-pages.yaml

@@ -39,6 +39,8 @@ jobs:
           fetch-depth: 0
       - uses: jdx/mise-action@6d1e696aa24c1aa1bcc1adea0212707c71ab78a8 # v3.6.1
         with:
+          version: v2026.2.11
+          sha256: 3e1baedb9284124b770d2d561a04a98c343d05967c83deb8b35c7c941f8d9c9a
           cache: "false"
       - name: Setup Pages
         id: pages

.github/workflows/java-version-matrix-tests.yml

@@ -33,6 +33,9 @@ jobs:
 
       - name: Set up mise
         uses: jdx/mise-action@6d1e696aa24c1aa1bcc1adea0212707c71ab78a8 # v3.6.1
+        with:
+          version: v2026.2.11
+          sha256: 3e1baedb9284124b770d2d561a04a98c343d05967c83deb8b35c7c941f8d9c9a
 
       - name: Cache local Maven repository
         uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # v5.0.3

.github/workflows/lint.yml

@@ -22,6 +22,9 @@ jobs:
 
       - name: Setup mise
         uses: jdx/mise-action@6d1e696aa24c1aa1bcc1adea0212707c71ab78a8 # v3.6.1
+        with:
+          version: v2026.2.11
+          sha256: 3e1baedb9284124b770d2d561a04a98c343d05967c83deb8b35c7c941f8d9c9a
 
       - name: Lint
         env:

.github/workflows/native-tests.yml

@@ -15,6 +15,8 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
       - uses: jdx/mise-action@6d1e696aa24c1aa1bcc1adea0212707c71ab78a8 # v3.6.1
         with:
+          version: v2026.2.11
+          sha256: 3e1baedb9284124b770d2d561a04a98c343d05967c83deb8b35c7c941f8d9c9a
           working_directory: .mise/envs/native
       - name: Run native tests
         working-directory: .mise/envs/native

.github/workflows/nightly-benchmarks.yml

@@ -35,6 +35,9 @@ jobs:
 
       - name: Setup mise
         uses: jdx/mise-action@6d1e696aa24c1aa1bcc1adea0212707c71ab78a8 # v3.6.1
+        with:
+          version: v2026.2.11
+          sha256: 3e1baedb9284124b770d2d561a04a98c343d05967c83deb8b35c7c941f8d9c9a
 
       - name: Cache local Maven repository
         uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # v5.0.3

.github/workflows/release.yml

@@ -26,6 +26,8 @@ jobs:
 
       - uses: jdx/mise-action@6d1e696aa24c1aa1bcc1adea0212707c71ab78a8 # v3.6.1
         with:
+          version: v2026.2.11
+          sha256: 3e1baedb9284124b770d2d561a04a98c343d05967c83deb8b35c7c941f8d9c9a
           cache: false
 
       - name: Build release version

.github/workflows/test-release-build.yml

@@ -19,6 +19,9 @@ jobs:
           fetch-tags: "true"
           fetch-depth: 0
       - uses: jdx/mise-action@6d1e696aa24c1aa1bcc1adea0212707c71ab78a8 # v3.6.1
+        with:
+          version: v2026.2.11
+          sha256: 3e1baedb9284124b770d2d561a04a98c343d05967c83deb8b35c7c941f8d9c9a
       - name: Cache local Maven repository
         uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # v5.0.3
         with: