ci: migrate coverage badge to Gitea Packages

Replace commit-based badge update with a single PUT to the Gitea
generic packages API. Removes the badges/ directory from the repo
and eliminates CI commits on every push.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.drone.yml

@@ -31,35 +31,11 @@ steps:
         else FILL="#e05d44"; fi
         echo "PCT=$PCT FILL=$FILL"
         printf '<svg xmlns="http://www.w3.org/2000/svg" width="120" height="20"><rect width="76" height="20" fill="#555"/><rect x="76" width="44" height="20" fill="%s"/><g fill="#fff" text-anchor="middle" font-family="sans-serif" font-size="11"><text x="38" y="14">coverage</text><text x="98" y="14">%s%%</text></g></svg>' "$FILL" "$PCT" > coverage.svg
-        CONTENT=$(base64 coverage.svg | tr -d '\n')
-        echo "Content length: ${#CONTENT}"
-        SHA_RESP=$(curl -s \
+        curl -fsSL -X PUT \
           -H "Authorization: token $GITEA_TOKEN" \
-          "https://git.cincoeuzebio.com/api/v1/repos/cinco/Tmuxido/contents/badges/coverage.svg?ref=main")
-        echo "SHA response: $SHA_RESP"
-        SHA=$(echo "$SHA_RESP" | jq -r '.sha // empty')
-        echo "SHA: '$SHA'"
-        if [ -n "$SHA" ]; then
-          PAYLOAD=$(jq -n --arg msg "ci: update coverage badge [CI SKIP]" \
-            --arg content "$CONTENT" --arg sha "$SHA" --arg branch "main" \
-            '{message: $msg, content: $content, sha: $sha, branch: $branch}')
-          RESPONSE=$(curl -s -X PUT \
-            -H "Authorization: token $GITEA_TOKEN" \
-            -H "Content-Type: application/json" \
-            "https://git.cincoeuzebio.com/api/v1/repos/cinco/Tmuxido/contents/badges/coverage.svg" \
-            -d "$PAYLOAD")
-        else
-          PAYLOAD=$(jq -n --arg msg "ci: add coverage badge [CI SKIP]" \
-            --arg content "$CONTENT" --arg branch "main" \
-            '{message: $msg, content: $content, branch: $branch}')
-          RESPONSE=$(curl -s -X POST \
-            -H "Authorization: token $GITEA_TOKEN" \
-            -H "Content-Type: application/json" \
-            "https://git.cincoeuzebio.com/api/v1/repos/cinco/Tmuxido/contents/badges/coverage.svg" \
-            -d "$PAYLOAD")
-        fi
-        echo "API response: $RESPONSE"
-        echo "$RESPONSE" | tr -d '\n' | jq -e '.content.sha' > /dev/null
+          -H "Content-Type: image/svg+xml" \
+          --data-binary @coverage.svg \
+          "https://git.cincoeuzebio.com/api/packages/cinco/generic/badges/latest/coverage.svg"
 
 ---
 kind: pipeline

README.md

@@ -5,7 +5,7 @@
 # tmuxido
 
 [![Build Status](https://drone.cincoeuzebio.com/api/badges/cinco/Tmuxido/status.svg)](https://drone.cincoeuzebio.com/cinco/Tmuxido)
-[![Coverage](https://git.cincoeuzebio.com/cinco/Tmuxido/raw/branch/main/badges/coverage.svg)](https://drone.cincoeuzebio.com/cinco/Tmuxido)
+[![Coverage](https://git.cincoeuzebio.com/api/packages/cinco/generic/badges/latest/coverage.svg)](https://drone.cincoeuzebio.com/cinco/Tmuxido)
 [![Version](https://img.shields.io/gitea/v/release/cinco/Tmuxido?gitea_url=https%3A%2F%2Fgit.cincoeuzebio.com&label=version)](https://git.cincoeuzebio.com/cinco/Tmuxido/releases)
 ![Rust 2024](https://img.shields.io/badge/rust-edition_2024-orange?logo=rust)
 

badges/coverage.svg

@@ -1 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="120" height="20"><rect width="76" height="20" fill="#555"/><rect x="76" width="44" height="20" fill="#e05d44"/><g fill="#fff" text-anchor="middle" font-family="sans-serif" font-size="11"><text x="38" y="14">coverage</text><text x="98" y="14">35%</text></g></svg>