chore: add GitHub configuration files for Dependabot, issue templates, CI Workflows

.github/ISSUE_TEMPLATE/bug_report.yml

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+# Copyright 2026 The Fluid Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+name: "Fluid CLI — bug report"
+description: Report incorrect behavior, crashes, or confusing output from `fluid`.
+title: "[bug] "
+labels: ["bug"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        **fluid-cli** talks to Kubernetes clusters that run [Fluid](https://github.com/fluid-cloudnative/fluid). The fastest fixes include a tight repro, exact versions, and (redacted) command output.
+
+  - type: textarea
+    id: summary
+    attributes:
+      label: What went wrong?
+      description: In one short paragraph, what did you expect vs what happened?
+    validations:
+      required: true
+
+  - type: textarea
+    id: repro
+    attributes:
+      label: Reproduction steps
+      description: Commands you ran, in order. Use placeholder names if needed.
+      placeholder: |
+        fluid version
+        kubectl config current-context
+        fluid inspect dataset my-dataset -n fluid-system
+    validations:
+      required: true
+
+  - type: textarea
+    id: output
+    attributes:
+      label: Output / logs
+      description: Paste stderr/stdout. Remove secrets, tokens, and internal hostnames if needed.
+      render: shell
+    validations:
+      required: false
+
+  - type: textarea
+    id: cluster
+    attributes:
+      label: Cluster + Fluid context
+      description: Kubernetes version, cloud/on-prem, CNI if relevant, Fluid version, and whether this is a dev/test cluster.
+      placeholder: |
+        Kubernetes: v1.30.x
+        Fluid: v1.0.x
+        Install method: Helm / manifest / other
+    validations:
+      required: true
+
+  - type: dropdown
+    id: entrypoint
+    attributes:
+      label: How are you invoking the tool?
+      options:
+        - fluid (standalone binary)
+        - kubectl fluid (plugin)
+        - Not sure
+    validations:
+      required: true
+
+  - type: input
+    id: cli-version
+    attributes:
+      label: fluid-cli version
+      description: Output of `fluid version` (or your best guess if the command won't run).
+      placeholder: e.g. v0.2.0 / dev@<sha>
+    validations:
+      required: true
+
+  - type: checkboxes
+    id: checks
+    attributes:
+      label: Confirmations
+      options:
+        - label: I searched existing issues for duplicates.
+          required: true

.github/ISSUE_TEMPLATE/config.yml

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+# Copyright 2026 The Fluid Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+blank_issues_enabled: true

.github/ISSUE_TEMPLATE/feature_request.yml

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+# Copyright 2026 The Fluid Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+name: "Fluid CLI — feature / UX idea"
+description: Suggest a new command, flag, output format, or workflow improvement for operating Fluid from the terminal.
+title: "[idea] "
+labels: ["enhancement"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Good CLI features are **discoverable**, **predictable**, and safe on real clusters. A concrete example command or snippet helps a lot.
+
+  - type: textarea
+    id: problem
+    attributes:
+      label: Problem or gap
+      description: What are you trying to accomplish with Fluid on a cluster, and what's missing from the CLI today?
+    validations:
+      required: true
+
+  - type: textarea
+    id: proposal
+    attributes:
+      label: Proposed behavior
+      description: Example invocations, flags, default output, and how errors should read.
+      placeholder: |
+        fluid datasets list -A --sort=age
+        # prints: namespace, name, phase, dataset ref, last transition
+    validations:
+      required: true
+
+  - type: dropdown
+    id: scope
+    attributes:
+      label: Primary surface
+      options:
+        - New subcommand
+        - Extend an existing subcommand
+        - TUI / interactive flow
+        - Output / formatting only
+        - Docs / help text
+        - Other
+    validations:
+      required: true
+
+  - type: textarea
+    id: compatibility
+    attributes:
+      label: Compatibility notes
+      description: Should this be backward compatible? Any kubectl version constraints or breaking changes you're OK with?
+    validations:
+      required: false
+
+  - type: checkboxes
+    id: checks
+    attributes:
+      label: Confirmations
+      options:
+        - label: I’m proposing this for fluid-cli (not Fluid controller behavior unless the CLI must surface it).
+          required: true

.github/dependabot.yml

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+# Copyright 2026 The Fluid Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+version: 2
+updates:
+  - package-ecosystem: "gomod"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/pull_request_template.md

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+## Summary
+
+
+## Motivation / context
+
+Why is this needed? Link an issue if one exists: Fixes #
+
+## Type of change
+
+- [ ] Bug fix (user-visible misbehavior or broken command)
+- [ ] Feature / UX improvement
+- [ ] Refactor (no intended user-visible change)
+- [ ] Tests only
+- [ ] Docs / comments / metadata
+
+## Risk & rollout
+
+- **User impact:** (none / low / medium) — brief note
+- **Backward compatibility:** (yes / no — explain if no)
+
+## Verification
+
+What did you run locally?
+
+- [ ] `go test ./...`
+- [ ] `go vet ./...`
+- [ ] `gofmt` clean
+- [ ] Exercised the command path manually (describe below)
+
+**Manual check (optional):**
+
+```text
+(paste commands + short output)
+```
+
+## Screenshots / TUI
+
+If this affects Bubble Tea / tables / spinners, attach a short recording or screenshot when possible.

.github/workflows/ci.yaml

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+# Copyright 2026 The Fluid Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# CI uses only the Go toolchain and GitHub-hosted runners (no Dagger or other build DAG).
+
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    paths-ignore:
+      - "*.md"
+      - "assets/**"
+      - "doc/**"
+  workflow_dispatch:
+
+concurrency:
+  group: ci-${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+          cache: true
+
+      - name: Verify module checksums
+        run: go mod verify
+
+      - name: Verify gofmt
+        run: |
+          set -euo pipefail
+          out="$(find . -name '*.go' -not -path './vendor/*' -print0 | xargs -0 -r gofmt -l)"
+          if [ -n "${out}" ]; then
+            echo "${out}"
+            exit 1
+          fi
+
+      - name: Vet
+        run: go vet ./...
+
+      - name: Test (race)
+        run: go test ./... -count=1 -race -timeout=5m
+
+      - name: Build
+        env:
+          CGO_ENABLED: "0"
+        run: |
+          go build -trimpath -ldflags '-s -w' -o /dev/null ./cmd/fluid