Pin ESPHome version in CI

Author: Maksym Shtembuliak

.github/workflows/ci.yml

@@ -8,13 +8,15 @@ on:
 jobs:
   test:
     runs-on: ubuntu-latest
+    env:
+      ESPHOME_VERSION: "2025.7.5"
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
           python-version: "3.11"
       - name: Install ESPHome
-        run: python -m pip install esphome pyyaml
+        run: python -m pip install "esphome==${ESPHOME_VERSION}" pyyaml
       - name: Host tests
         run: make -C host_tests test
       - name: Validate YAML and docs links

.github/workflows/release.yml

@@ -13,13 +13,15 @@ permissions:
 jobs:
   build:
     runs-on: ubuntu-latest
+    env:
+      ESPHOME_VERSION: "2025.7.5"
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
           python-version: "3.11"
       - name: Install ESPHome
-        run: python -m pip install esphome pyyaml
+        run: python -m pip install "esphome==${ESPHOME_VERSION}" pyyaml
       - name: Host tests
         run: make -C host_tests test
       - name: Build web release