add kubernetes deployment files

kubernetes/fastapi-chart/Chart.yaml

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+apiVersion: v2
+name: fastapi-k8s-app
+description: A Helm chart for deploying FastAPI application on Kubernetes
+version: 0.1.0 # Chart 版本
+appVersion: "1.0.0" # 应用版本，通常与镜像版本关联

kubernetes/fastapi-chart/templates/_helpers.tpl

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+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "fastapi-k8s-app.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "fastapi-k8s-app.fullname" -}}
+{{- if .Values.fullnameOverride }}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- $name := default .Chart.Name .Values.nameOverride }}
+{{- if contains $name .Release.Name }}
+{{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+Create chart name and version as part of the label.
+*/}}
+{{- define "fastapi-k8s-app.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "fastapi-k8s-app.labels" -}}
+helm.sh/chart: {{ include "fastapi-k8s-app.chart" . }}
+{{ include "fastapi-k8s-app.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "fastapi-k8s-app.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "fastapi-k8s-app.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}

kubernetes/fastapi-chart/templates/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "fastapi-k8s-app.fullname" . }}
+  labels:
+    {{- include "fastapi-k8s-app.labels" . | nindent 4 }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      {{- include "fastapi-k8s-app.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      labels:
+        {{- include "fastapi-k8s-app.selectorLabels" . | nindent 8 }}
+    spec:
+      containers:
+        - name: {{ .Chart.Name }}
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          ports:
+            - name: http
+              containerPort: {{ .Values.service.port }}
+              protocol: TCP
+          # 添加健康检查（Liveness/Readiness probes）以提高应用的健壮性
+          livenessProbe:
+            httpGet:
+              path: /
+              port: http
+            initialDelaySeconds: 5
+            periodSeconds: 5
+          readinessProbe:
+            httpGet:
+              path: /
+              port: http
+            initialDelaySeconds: 5
+            periodSeconds: 5
+          # resource limits
+          # resources:
+          #   limits:
+          #     cpu: 100m
+          #     memory: 128Mi
+          #   requests:
+          #     cpu: 50m
+          #     memory: 64Mi

kubernetes/fastapi-chart/templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "fastapi-k8s-app.fullname" . }}
+  labels:
+    {{- include "fastapi-k8s-app.labels" . | nindent 4 }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: http
+      protocol: TCP
+      name: http
+  selector:
+    {{- include "fastapi-k8s-app.selectorLabels" . | nindent 4 }}

kubernetes/fastapi-chart/values.yaml

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+replicaCount: 1
+
+image:
+  repository: docker.io/fastapi-k8s-app # <-- 替换为你的容器注册表路径和镜像名称
+  pullPolicy: IfNotPresent
+  tag: "initial" # <-- TeamCity 将会更新这个标签
+
+service:
+  type: ClusterIP # 或 LoadBalancer，根据你的需求
+  port: 8000
+
+# 更多配置可以按需添加，例如 resources, probes 等