fix: update read-only-root patch for PT2 compile

Instead of pointing HF_HOME to /tmp, just mount a writeable emtpyDir to the default home directory. Then any library that caches to the home directory will work (eg. JIT compilation for CUDA and for PyTorch compile w/ Triton).

Signed-off-by: Travis Johnson <[email protected]>

Author: tjohnson31415

deployment/base/patches/read-only-root-filesystem.yaml

@@ -7,15 +7,17 @@ spec:
     spec:
       containers:
         - name: server
-          env:
-            # set base directory for caches
-            - name: HF_HOME
-              value: /tmp/
           securityContext:
             readOnlyRootFilesystem: true
           volumeMounts:
+            # Writeable home directory for caches
+            - name: home
+              mountPath: /home/tgis
+            # Need a temp directory for Python
             - name: tmp
               mountPath: /tmp
       volumes:
+        - name: home
+          emptyDir: {}
         - name: tmp
           emptyDir: {}