Changelog

• f3e9b1a Add CI build checks and Dependabot, fix Docker build for Go 1.25 (#135)
• d9c6811 Add winget installation to the readme. (#136)
• 6c296c9 Bump alpine from 3.17 to 3.24 (#139)
• 42e5f76 Bump github.com/briandowns/spinner from 1.23.1 to 1.23.2 (#140)
• 31c4077 Bump github.com/prometheus-community/pro-bing from 0.8.0 to 0.9.1 (#141)
• 95ed616 Bump github.com/urfave/cli/v2 from 2.27.4 to 2.27.7 (#142)
• c5bbb3c Bump golang from 1.25-alpine to 1.26-alpine (#138)
• 5df0dad build: upgrade golang.org/x/net to v0.57.0 (#134)
• b036ea6 docs: describe what --secure and --insecure actually do (#125)
• e7e746e feat: name the platform in the User-Agent (#131)
• 50fb6c1 feat: report test progress under --debug (#124)
• 1d07f3c feat: report the negotiated TLS version and cipher under --debug (#127)
• 6cb09d9 feat: report the ping distribution under --debug (#130)
• 8b464d5 feat: report which address each ping test used under --debug (#128)
• 89d11fc fix: correct .well-known retry URL and preserve rawIspInfo (#133)
• 8987f6e fix: harden concurrent transfers and terminal output (#123)
• e13a3e4 fix: keep sub-millisecond precision in ping and jitter (#129)
• 8398753 fix: leave the build date out of --version when there is none (#132)
• d3cadd6 fix: say which error terminated the run (#137)
• 51fd860 fix: send Content-Length on upload requests instead of chunked (#143)
• f56897b fix: set upload Content-Length to the payload size, not the KiB option (#144)
• 9bd3bdb fix: terminate output with a newline, drop the empty copyright line (#126)
• 020092b update Dockerfile to use Go 1.24 (#119)