feat: re-work distro-codegen

each *.py file in the various templates now has to use `Provider`s rather than the stringified provider_types in the DistributionTemplate. Adjust that, regenerate all templates, docs, etc.

Signed-off-by: Charlie Doern <cdoern@redhat.com>

llama_stack/templates/postgres-demo/build.yaml

@@ -3,22 +3,33 @@ distribution_spec:
   description: Quick start template for running Llama Stack with several popular providers
   providers:
     inference:
-    - remote::vllm
-    - inline::sentence-transformers
+    - provider_id: vllm-inference
+      provider_type: remote::vllm
+    - provider_id: sentence-transformers
+      provider_type: inline::sentence-transformers
     vector_io:
-    - remote::chromadb
+    - provider_id: chromadb
+      provider_type: remote::chromadb
     safety:
-    - inline::llama-guard
+    - provider_id: llama-guard
+      provider_type: inline::llama-guard
     agents:
-    - inline::meta-reference
+    - provider_id: meta-reference
+      provider_type: inline::meta-reference
     telemetry:
-    - inline::meta-reference
+    - provider_id: meta-reference
+      provider_type: inline::meta-reference
     tool_runtime:
-    - remote::brave-search
-    - remote::tavily-search
-    - inline::rag-runtime
-    - remote::model-context-protocol
+    - provider_id: brave-search
+      provider_type: remote::brave-search
+    - provider_id: tavily-search
+      provider_type: remote::tavily-search
+    - provider_id: rag-runtime
+      provider_type: inline::rag-runtime
+    - provider_id: model-context-protocol
+      provider_type: remote::model-context-protocol
 image_type: conda
+image_name: postgres-demo
 additional_pip_packages:
 - asyncpg
 - psycopg2-binary

llama_stack/templates/postgres-demo/postgres_demo.py

@@ -34,16 +34,24 @@ def get_distribution_template() -> DistributionTemplate:
         ),
     ]
     providers = {
-        "inference": ([p.provider_type for p in inference_providers] + ["inline::sentence-transformers"]),
-        "vector_io": ["remote::chromadb"],
-        "safety": ["inline::llama-guard"],
-        "agents": ["inline::meta-reference"],
-        "telemetry": ["inline::meta-reference"],
+        "inference": inference_providers
+        + [
+            Provider(provider_id="sentence-transformers", provider_type="inline::sentence-transformers"),
+        ],
+        "vector_io": [
+            Provider(provider_id="chromadb", provider_type="remote::chromadb"),
+        ],
+        "safety": [Provider(provider_id="llama-guard", provider_type="inline::llama-guard")],
+        "agents": [Provider(provider_id="meta-reference", provider_type="inline::meta-reference")],
+        "telemetry": [Provider(provider_id="meta-reference", provider_type="inline::meta-reference")],
         "tool_runtime": [
-            "remote::brave-search",
-            "remote::tavily-search",
-            "inline::rag-runtime",
-            "remote::model-context-protocol",
+            Provider(provider_id="brave-search", provider_type="remote::brave-search"),
+            Provider(provider_id="tavily-search", provider_type="remote::tavily-search"),
+            Provider(provider_id="rag-runtime", provider_type="inline::rag-runtime"),
+            Provider(
+                provider_id="model-context-protocol",
+                provider_type="remote::model-context-protocol",
+            ),
         ],
     }
     name = "postgres-demo"

llama_stack/templates/postgres-demo/run.yaml

@@ -18,7 +18,6 @@ providers:
       tls_verify: ${env.VLLM_TLS_VERIFY:=true}
   - provider_id: sentence-transformers
     provider_type: inline::sentence-transformers
-    config: {}
   vector_io:
   - provider_id: ${env.ENABLE_CHROMADB:+chromadb}
     provider_type: remote::chromadb
@@ -70,10 +69,8 @@ providers:
       max_results: 3
   - provider_id: rag-runtime
     provider_type: inline::rag-runtime
-    config: {}
   - provider_id: model-context-protocol
     provider_type: remote::model-context-protocol
-    config: {}
 metadata_store:
   type: postgres
   host: ${env.POSTGRES_HOST:=localhost}