ci: switch to native AI Core provider

- Remove HAI proxy dependency
- Use aicore provider with secrets
- Update model names to AI Core format (anthropic--claude-4.6-sonnet)

.gitea/workflows/ci.yml

@@ -18,7 +18,8 @@ jobs:
       - run: go vet ./...
       - run: go build -o review-bot ./cmd/review-bot
 
-  # Self-review: builds from source since we're pre-release
+  # Self-review using native SAP AI Core provider
+  # Models must match SAP AI Core deployments (use 'anthropic--' prefix for Claude)
   review:
     runs-on: ubuntu-24.04
     if: github.event_name == 'pull_request'
@@ -28,33 +29,12 @@ jobs:
         include:
           - name: sonnet
             token_secret: SONNET_REVIEW_TOKEN
-            provider: anthropic
-            llm_path: /anthropic/v1
-            model: claude-sonnet-4-6
+            model: anthropic--claude-4.6-sonnet
           - name: gpt
             token_secret: GPT_REVIEW_TOKEN
-            provider: openai
-            llm_path: /openai/v1
             model: gpt-5
-          - name: gpt41
-            token_secret: GPT_REVIEW_TOKEN
-            provider: openai
-            llm_path: /openai/v1
-            model: gpt-4.1
-          - name: gpt5-mini
-            token_secret: GPT_REVIEW_TOKEN
-            provider: openai
-            llm_path: /openai/v1
-            model: gpt-5-mini
-          - name: gpt41-mini
-            token_secret: GPT_REVIEW_TOKEN
-            provider: openai
-            llm_path: /openai/v1
-            model: gpt-4.1-mini
           - name: security
             token_secret: SECURITY_REVIEW_TOKEN
-            provider: openai
-            llm_path: /openai/v1
             model: gpt-5
             system_prompt_file: SECURITY_REVIEW.md
     steps:
@@ -70,10 +50,13 @@ jobs:
           PR_NUMBER: ${{ github.event.pull_request.number }}
           REVIEWER_TOKEN: ${{ secrets[matrix.token_secret] }}
           REVIEWER_NAME: ${{ matrix.name }}
-          LLM_BASE_URL: ${{ secrets.LLM_BASE_URL }}${{ matrix.llm_path }}
-          LLM_API_KEY: ${{ secrets.LLM_API_KEY }}
+          LLM_PROVIDER: aicore
           LLM_MODEL: ${{ matrix.model }}
-          LLM_PROVIDER: ${{ matrix.provider }}
+          AICORE_CLIENT_ID: ${{ secrets.AICORE_CLIENT_ID }}
+          AICORE_CLIENT_SECRET: ${{ secrets.AICORE_CLIENT_SECRET }}
+          AICORE_AUTH_URL: ${{ secrets.AICORE_AUTH_URL }}
+          AICORE_API_URL: ${{ secrets.AICORE_API_URL }}
+          AICORE_RESOURCE_GROUP: ${{ secrets.AICORE_RESOURCE_GROUP }}
           CONVENTIONS_FILE: "CONVENTIONS.md"
           PATTERNS_REPO: "rodin/go-patterns"
           PATTERNS_FILES: "README.md,patterns/"