build(ci): Small fixes to hopefully resolve caching issues (#10841)

For whatever reason, builds are weirdly failing now on CI, most probably
due to caching issues etc... let's see if this can fix this, possibly...

Author: mydea

.github/workflows/build.yml

@@ -267,17 +267,12 @@ jobs:
           needs.job_get_metadata.outputs.force_skip_cache == 'false'
         with:
           path: .nxcache
-          key: nx-Linux-${{ github.ref }}-${{ env.HEAD_COMMIT }}
+          key: nx-Linux-${{ github.ref }}-${{ env.HEAD_COMMIT || github.sha }}
           # On develop branch, we want to _store_ the cache (so it can be used by other branches), but never _restore_ from it
           restore-keys:
             ${{needs.job_get_metadata.outputs.is_develop == 'false' && env.NX_CACHE_RESTORE_KEYS || 'nx-never-restore'}}
 
       - name: Build packages
-        # Under normal circumstances, using the git SHA as a cache key, there shouldn't ever be a cache hit on the built
-        # packages, and so `yarn build` should always run. This `if` check is therefore only there for testing CI issues
-        # where the built packages are beside the point. In that case, you can change `BUILD_CACHE_KEY` (at the top of
-        # this file) to a constant and skip rebuilding all of the packages each time CI runs.
-        if: steps.cache_built_packages.outputs.cache-hit == ''
         run: yarn build
     outputs:
       # this needs to be passed on, because the `needs` context only looks at direct ancestors (so steps which depend on

nx.json

@@ -10,7 +10,7 @@
   },
   "namedInputs": {
     "default": ["{projectRoot}/**/*", "sharedGlobals"],
-    "sharedGlobals": ["{workspaceRoot}/*.js", "{workspaceRoot}/*.json"],
+    "sharedGlobals": ["{workspaceRoot}/*.js", "{workspaceRoot}/*.json", "{workspaceRoot}/yarn.lock"],
     "production": ["default", "!{projectRoot}/test/**/*", "!{projectRoot}/**/*.md", "!{projectRoot}/*.tgz"]
   },
   "targetDefaults": {