feat(ai): provider and OAuth parity for /login

.agents/skills/senpi-qa/references/env-vars.md

@@ -27,7 +27,13 @@ The first present key wins; `devenv-setup.mjs` seeds `.env.local` from it.
 `MISTRAL_API_KEY`, `MINIMAX_API_KEY`, `MOONSHOT_API_KEY`, `KIMI_API_KEY`,
 `OPENCODE_API_KEY`, `CLOUDFLARE_API_KEY` (+ `CLOUDFLARE_ACCOUNT_ID` /
 `CLOUDFLARE_GATEWAY_ID`), `XIAOMI_API_KEY` (+ regional token-plan keys),
-`HF_TOKEN`, and the AWS Bedrock / Google Vertex variable sets.
+`HF_TOKEN`, `ALIBABA_CODING_PLAN_API_KEY`, `DEEPINFRA_API_KEY`,
+`FIREPASS_API_KEY`, `FUGU_API_KEY`, `LITELLM_API_KEY`,
+`LM_STUDIO_API_KEY`, `NANO_GPT_API_KEY`, `OLLAMA_API_KEY`,
+`OLLAMA_CLOUD_API_KEY`, `QIANFAN_API_KEY`,
+`QWEN_OAUTH_TOKEN`, `QWEN_PORTAL_API_KEY`, `SYNTHETIC_API_KEY`,
+`VENICE_API_KEY`, `VLLM_API_KEY`, `ZENMUX_API_KEY`, and the
+AWS Bedrock / Google Vertex variable sets.
 
 When you add a provider, add its key here AND to the `.devcontainer`
 `secrets` block AND keep `env-api-keys.ts` as the source of truth.

.devcontainer/devcontainer.json

@@ -26,6 +26,54 @@
 		},
 		"GEMINI_API_KEY": {
 			"description": "(Optional) Google Gemini API key (senpi's default provider is google)."
+		},
+		"ALIBABA_CODING_PLAN_API_KEY": {
+			"description": "(Optional) Alibaba Coding Plan API key."
+		},
+		"DEEPINFRA_API_KEY": {
+			"description": "(Optional) DeepInfra API key."
+		},
+		"FIREPASS_API_KEY": {
+			"description": "(Optional) Fire Pass API key."
+		},
+		"FUGU_API_KEY": {
+			"description": "(Optional) Sakana Fugu API key."
+		},
+		"LITELLM_API_KEY": {
+			"description": "(Optional) LiteLLM proxy API key."
+		},
+		"LM_STUDIO_API_KEY": {
+			"description": "(Optional) LM Studio API key."
+		},
+		"NANO_GPT_API_KEY": {
+			"description": "(Optional) NanoGPT API key."
+		},
+		"OLLAMA_API_KEY": {
+			"description": "(Optional) Ollama API key."
+		},
+		"OLLAMA_CLOUD_API_KEY": {
+			"description": "(Optional) Ollama Cloud API key."
+		},
+		"QIANFAN_API_KEY": {
+			"description": "(Optional) Qianfan API key."
+		},
+		"QWEN_OAUTH_TOKEN": {
+			"description": "(Optional) Qwen Portal OAuth token."
+		},
+		"QWEN_PORTAL_API_KEY": {
+			"description": "(Optional) Qwen Portal API key."
+		},
+		"SYNTHETIC_API_KEY": {
+			"description": "(Optional) Synthetic API key."
+		},
+		"VENICE_API_KEY": {
+			"description": "(Optional) Venice API key."
+		},
+		"VLLM_API_KEY": {
+			"description": "(Optional) vLLM API key."
+		},
+		"ZENMUX_API_KEY": {
+			"description": "(Optional) ZenMux API key."
 		}
 	},
 	"customizations": {