Release v1.5.0

[v1.5.0] - 2026-09-05

• Merge pull request #311 from tyemirov/gix/accept-gix-selected-major-version-1-decisions
• fix(release): derive Python metadata from Gix release tags
• test: accept Gix-selected release versions within fixed major
• fix(release): validate next version independently of repository files
• docs: clarify gateway-owned release version decisions
• docs: clarify gateway-managed release version decisions
• test: add release policy test target
• docs: document Gix release decision policy
• docs: clarify media gateway migration dependencies
• docs: clarify media operation dependencies and terminology
• Merge pull request #310 from tyemirov/gix/add-openai-compatible-client-protocol-adapters
• docs: refresh generated API reference
• style: format OpenAPI contract test case
• docs: document media gateway consolidation strategy
• docs: document approved media gateway strategy
• docs: record approved media gateway strategy
• docs: consolidate media gateway roadmap and repair OpenAPI docs
• Merge remote-tracking branch 'origin/master' into gix/add-openai-compatible-client-protocol-adapters
• test(python): cover normalized tool call history validation
• fix(python): normalize message roles during validation
• fix(openai): defer function call validation until completion
• fix: handle partial tool calls and normalize Python roles
• Merge pull request #309 from tyemirov/improvement/I239-healthz
• feat(examples): add OpenCode proxy configurations
• test: add client protocol compatibility coverage
• feat(docs): document OpenAI-compatible client protocol endpoints
• docs: clarify bearer auth and list caller tools capability
• feat(python): add function calling support to client
• feat(client): add caller tool support to Go requests
• chore(deps): add OpenAI and OpenCode SDKs
• feat(clients): add tool calling support and protocol examples
• feat: add OpenAI-compatible client protocols and tool calling
• feat: add OpenAI-compatible client protocols and caller tools
• feat: support OpenAI-compatible client protocol and tool calls
• docs: document OpenCode and OpenAI client protocols
• build: add client protocol test and API docs targets
• docs: clarify file permission mode handling for agents
• docs: update Governor-managed repository guidance
• I239: resolve CI blockers and approve Pages cache policy
• I239: standardize public health endpoints and readiness
• Merge pull request #308 from tyemirov/gix/separate-rejected-requests-from-proxy-failures
• test: cover usage rejections and independent chart toggles
• feat(ui): surface usage rejections in management dashboard
• feat: separate rejected requests from execution failures
• feat(usage): add rejected request metrics and details
• feat(usage): expose rejected request counts
• feat(usage): separate rejected requests from execution metrics
• feat(usage): separate rejected requests from execution metrics
• docs: document request disposition handling