fix: address code review feedback

- Fix GetRaw() error handling to check status before reading body
- Add context.Context support to all HTTP requests
- Use consistent capitalized error messages
- Update copyright year from 2024 to 2025
- Add unit tests for modules/api/client.go
- Add tests for runs, jobs, logs commands

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

cmd/actions/runs.go

@@ -1,4 +1,4 @@
-// Copyright 2024 The Gitea Authors. All rights reserved.
+// Copyright 2025 The Gitea Authors. All rights reserved.
 // SPDX-License-Identifier: MIT
 
 package actions
@@ -41,7 +41,7 @@ func RunActionRuns(ctx stdctx.Context, cmd *cli.Command) error {
 		flags.GetListOptions().PageSize)
 
 	var runs api.ActionRunList
-	if _, err := client.Get(path, &runs); err != nil {
+	if _, err := client.Get(ctx, path, &runs); err != nil {
 		return err
 	}