feat: consolidate homelab projects, add skills dropdown, update timeline animations

- Consolidate 3 homelab projects into single 'Self-Hosted Cloud' card
- Add /homelab deep dive page with full tech stack
- Update to 4 nodes (3 control plane + 1 worker)
- Add organized skills dropdown (6 categories)
- Update timeline skills for riotpiao.com experience
- Add 'Learn more' links for all major experiences
- Change timeline animation to scroll-reveal (y-axis)

lib/translations.json

@@ -33,7 +33,32 @@
         "email": "Email",
         "copy": "Copy"
       },
-      "skillsPlaceholder": "Skills will appear here"
+      "skills": {
+        "infrastructure": {
+          "title": "Infrastructure",
+          "items": ["Kubernetes", "Talos", "ArgoCD", "Terraform", "Docker", "OpenShift"]
+        },
+        "cloud": {
+          "title": "Cloud & Distributed",
+          "items": ["AWS", "DynamoDB", "CloudWatch", "gRPC", "Cloudflare"]
+        },
+        "languages": {
+          "title": "Languages",
+          "items": ["Go", "Java", "Python", "C++", "TypeScript"]
+        },
+        "data": {
+          "title": "Data & Messaging",
+          "items": ["Kafka", "PostgreSQL", "Temporal", "Redis"]
+        },
+        "aiml": {
+          "title": "AI/ML",
+          "items": ["vLLM", "PyTorch", "Ollama", "KServe"]
+        },
+        "observability": {
+          "title": "Observability",
+          "items": ["Prometheus", "Grafana", "Loki", "OpenTelemetry"]
+        }
+      }
     },
     "hero": {
       "title": "Senior Software Engineer",
@@ -79,22 +104,24 @@
       "askPoimen": "Ask Poimen for technical details",
       "items": [
         {
-          "title": "Homelab: Kubernetes Cluster",
-          "description": "Bare-metal Kubernetes cluster running production workloads.",
-          "longDescription": "Talos OS with 3-node control plane. Cilium eBPF CNI, Longhorn storage, ArgoCD GitOps.",
-          "stat": "3-node cluster, 99.2% uptime"
-        },
-        {
-          "title": "Homelab: LLM Inference",
-          "description": "Production LLM inference pipeline with CPU optimization.",
-          "longDescription": "Temporal-based orchestration with INT4/INT8 quantization. Achieved 60% latency reduction.",
-          "stat": "60% latency cut, real-time inference"
-        },
-        {
-          "title": "Homelab: Kafka Cluster",
-          "description": "High-throughput event streaming with Strimzi KRaft.",
-          "longDescription": "3-broker KRaft cluster with auto-scaling, persistent storage, and monitoring.",
-          "stat": "3 brokers, 1K+ msgs/sec"
+          "title": "Homelab: Self-Hosted Cloud",
+          "description": "Production-grade cloud platform rebuilt from scratch on bare-metal Kubernetes.",
+          "longDescription": "4-node Talos cluster (3 control plane + 1 worker) with OIDC SSO, GitOps (ArgoCD), CI/CD, Kafka, PostgreSQL, S3 storage, GPU LLM inference, and Temporal workflows.",
+          "stat": "4 nodes, 20+ services, 99.2% uptime",
+          "highlight": "AWS rebuilt at home—full stack from compute to observability.",
+          "bullets": [
+            "Kubernetes (Talos Linux) + ArgoCD GitOps + Terraform IaC + Kustomize manifests",
+            "Authentik OIDC SSO + RBAC + SOPS encrypted secrets + cert-manager TLS",
+            "Longhorn block storage + MinIO S3 + CloudNativePG PostgreSQL + pgvector",
+            "Prometheus + Grafana + Loki + Tempo + OpenTelemetry observability stack",
+            "vLLM GPU inference (Qwen3-32B) + Ollama + TEI embeddings + KServe orchestration",
+            "Temporal workflows + Kafka/Redpanda streaming + Forgejo CI/CD + DinD runners",
+            "Go API gateway + Python ML + Next.js frontend + Cloudflare Tunnel zero-trust"
+          ],
+          "deepDive": {
+            "label": "Deep Dive: Homelab Architecture →",
+            "url": "/homelab"
+          }
         },
         {
           "title": "RBC: Multi-Cloud Platform",
@@ -177,7 +204,7 @@
       "helpText": "type 'help' for commands"
     },
     "footer": {
-      "copyright": "© 2025 Rock Liang. Deployed on homelab Kubernetes cluster (3-node Talos).",
+      "copyright": "© 2025 Rock Liang. Deployed on homelab Kubernetes cluster (4-node Talos).",
       "github": "GitHub",
       "email": "Email"
     }
@@ -216,7 +243,32 @@
         "email": "邮箱",
         "copy": "复制"
       },
-      "skillsPlaceholder": "技能将显示在这里"
+      "skills": {
+        "infrastructure": {
+          "title": "基础设施",
+          "items": ["Kubernetes", "Talos", "ArgoCD", "Terraform", "Docker", "OpenShift"]
+        },
+        "cloud": {
+          "title": "云 & 分布式",
+          "items": ["AWS", "DynamoDB", "CloudWatch", "gRPC", "Cloudflare"]
+        },
+        "languages": {
+          "title": "编程语言",
+          "items": ["Go", "Java", "Python", "C++", "TypeScript"]
+        },
+        "data": {
+          "title": "数据 & 消息",
+          "items": ["Kafka", "PostgreSQL", "Temporal", "Redis"]
+        },
+        "aiml": {
+          "title": "AI/ML",
+          "items": ["vLLM", "PyTorch", "Ollama", "KServe"]
+        },
+        "observability": {
+          "title": "可观测性",
+          "items": ["Prometheus", "Grafana", "Loki", "OpenTelemetry"]
+        }
+      }
     },
     "hero": {
       "title": "高级软件工程师",
@@ -262,22 +314,24 @@
       "askPoimen": "问Poimen了解技术细节",
       "items": [
         {
-          "title": "家庭实验室：Kubernetes集群",
-          "description": "运行生产工作负载的裸机Kubernetes集群。",
-          "longDescription": "Talos OS 3节点控制平面，Cilium eBPF CNI，Longhorn存储，ArgoCD GitOps。",
-          "stat": "3节点集群，99.2%可用性"
-        },
-        {
-          "title": "家庭实验室：LLM推理",
-          "description": "具有CPU优化的生产LLM推理管道。",
-          "longDescription": "基于Temporal的编排，INT4/INT8量化，延迟降低60%。",
-          "stat": "延迟降低60%，实时推理"
-        },
-        {
-          "title": "家庭实验室：Kafka集群",
-          "description": "使用Strimzi KRaft的高吞吐量事件流。",
-          "longDescription": "3代理KRaft集群，具有自动扩展、持久存储和监控。",
-          "stat": "3代理，1K+消息/秒"
+          "title": "家庭实验室：自托管云",
+          "description": "在裸机Kubernetes上从零构建的生产级云平台。",
+          "longDescription": "4节点Talos集群（3控制平面+1工作节点），具备OIDC SSO、GitOps (ArgoCD)、CI/CD、Kafka、PostgreSQL、S3存储、GPU LLM推理、Temporal工作流。",
+          "stat": "4节点，20+服务，99.2%可用性",
+          "highlight": "在家重建AWS——从计算到可观测性的完整栈。",
+          "bullets": [
+            "Kubernetes (Talos Linux) + ArgoCD GitOps + Terraform IaC + Kustomize",
+            "Authentik OIDC SSO + RBAC + SOPS加密密钥 + cert-manager TLS",
+            "Longhorn块存储 + MinIO S3 + CloudNativePG PostgreSQL + pgvector",
+            "Prometheus + Grafana + Loki + Tempo + OpenTelemetry可观测性栈",
+            "vLLM GPU推理 (Qwen3-32B) + Ollama + TEI嵌入 + KServe编排",
+            "Temporal工作流 + Kafka/Redpanda流处理 + Forgejo CI/CD + DinD运行器",
+            "Go API网关 + Python ML + Next.js前端 + Cloudflare Tunnel零信任"
+          ],
+          "deepDive": {
+            "label": "深入了解：家庭实验室架构 →",
+            "url": "/homelab"
+          }
         },
         {
           "title": "RBC: 多云平台",
@@ -360,7 +414,7 @@
       "helpText": "输入 'help' 查看命令"
     },
     "footer": {
-      "copyright": "© 2025 梁伟哲。部署于家庭实验室Kubernetes集群（3节点Talos）。",
+      "copyright": "© 2025 梁伟哲。部署于家庭实验室Kubernetes集群（4节点Talos）。",
       "github": "GitHub",
       "email": "邮箱"
     }