phase 0: project bootstrap

P0-01 Go module + cmd/server + cmd/agent skeletons + internal/ tree
P0-02 LICENSE (PolyForm NC 1.0.0), README, CONTRIBUTING
P0-03 golangci-lint, pre-commit, .editorconfig, .gitignore
P0-04 Gitea Actions CI: test (race+coverage), lint, cross-platform build matrix
P0-05 Dockerfile.server (multi-stage, distroless/static), docker-compose.yml
P0-06 Makefile with build/test/lint/fmt/run/release targets

build, vet, test, and cross-compile to linux/{amd64,arm64} + windows/amd64
all verified locally.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

.golangci.yml

@@ -0,0 +1,42 @@
+run:
+  timeout: 5m
+  tests: true
+
+linters:
+  disable-all: true
+  enable:
+    - errcheck
+    - gosimple
+    - govet
+    - ineffassign
+    - staticcheck
+    - unused
+    - gofumpt
+    - goimports
+    - misspell
+    - revive
+    - bodyclose
+    - errorlint
+    - nilerr
+    - prealloc
+    - unconvert
+    - unparam
+
+linters-settings:
+  goimports:
+    local-prefixes: gitea.dcglab.co.uk/steve/restic-manager
+  revive:
+    rules:
+      - name: exported
+        arguments: ["disableStutteringCheck"]
+  misspell:
+    locale: US
+
+issues:
+  exclude-rules:
+    - path: _test\.go
+      linters:
+        - errcheck
+        - unparam
+  max-issues-per-linter: 0
+  max-same-issues: 0