meta: persist sccache daemon until end of build workflows

PR-URL: #61639
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Gürgün Dayıoğlu <hey@gurgun.day>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

Author: Renegade334

.github/workflows/build-tarball.yml

@@ -105,6 +105,7 @@ jobs:
       CC: sccache clang-19
       CXX: sccache clang++-19
       SCCACHE_GHA_ENABLED: 'true'
+      SCCACHE_IDLE_TIMEOUT: '0'
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
         with:

.github/workflows/coverage-linux-without-intl.yml

@@ -40,6 +40,7 @@ env:
   CC: sccache clang-19
   CXX: sccache clang++-19
   SCCACHE_GHA_ENABLED: 'true'
+  SCCACHE_IDLE_TIMEOUT: '0'
 
 permissions:
   contents: read

.github/workflows/coverage-linux.yml

@@ -40,6 +40,7 @@ env:
   CC: sccache clang-19
   CXX: sccache clang++-19
   SCCACHE_GHA_ENABLED: 'true'
+  SCCACHE_IDLE_TIMEOUT: '0'
 
 permissions:
   contents: read

.github/workflows/test-internet.yml

@@ -37,6 +37,7 @@ env:
   CC: sccache clang-19
   CXX: sccache clang++-19
   SCCACHE_GHA_ENABLED: 'true'
+  SCCACHE_IDLE_TIMEOUT: '0'
 
 permissions:
   contents: read

.github/workflows/test-linux.yml

@@ -37,6 +37,7 @@ env:
   CC: sccache clang-19
   CXX: sccache clang++-19
   SCCACHE_GHA_ENABLED: 'true'
+  SCCACHE_IDLE_TIMEOUT: '0'
   RUSTC_VERSION: '1.82'
 
 permissions:

.github/workflows/test-macos.yml

@@ -82,6 +82,7 @@ jobs:
       CC: sccache gcc
       CXX: sccache g++
       SCCACHE_GHA_ENABLED: 'true'
+      SCCACHE_IDLE_TIMEOUT: '0'
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
         with: