[Test] Save images

Signed-off-by: Antón Casas <[email protected]>

Author: 4ntn

.github/workflows/performance.yml

@@ -64,11 +64,14 @@ jobs:
     needs: performance
 
     steps:
+      - name: Set branch name
+        run: echo "BR=memory/performance" >> $GITHUB_ENV # Use this branch to store performance results
+
       - name: Checkout
         uses: actions/checkout@v5
         with:
           fetch-depth: 0
-          ref: memory/performance
+          ref: ${{ env.BR }}
 
       - name: Install Python and prerequisites
         shell: bash
@@ -92,8 +95,6 @@ jobs:
           git config user.name  "github-actions"
           git config user.email "[email protected]"
 
-          BR="memory/performance" # Use this branch to store performance results
-
           python3 ci/metrics/save_results.py \
             --input results/complete_profile.csv \
             --output ci/metrics/memory/complete_profile_timeseries.csv
@@ -115,7 +116,7 @@ jobs:
 
           git add ci/metrics/memory/*_timeseries.csv
           git diff --cached --quiet || git commit -m "metrics: append run ${GITHUB_RUN_NUMBER} (${GITHUB_SHA::8})"
-          git push origin "${BR}"
+          git push origin "${{ env.BR }}"
 
       - name: Generate plots
         shell: bash
@@ -126,61 +127,60 @@ jobs:
           
           python3 ci/metrics/generate_plot.py \
             --input ci/metrics/memory/complete_profile_timeseries.csv \
-            --output plots/complete_profile_plot.svg \
+            --output ci/metrics/plots/complete_profile_plot.svg \
             --title "Complete Profile" \
             --ylabel "Bytes" \
             --last "$LAST_N"
           python3 ci/metrics/generate_plot.py \
             --input ci/metrics/memory/core_profile_timeseries.csv \
-            --output plots/core_profile_plot.svg \
+            --output ci/metrics/plots/core_profile_plot.svg \
             --title "Core Profile" \
             --ylabel "Bytes" \
             --last "$LAST_N"
           python3 ci/metrics/generate_plot.py \
             --input ci/metrics/memory/stack_timeseries.csv \
-            --output plots/stack_plot.svg \
+            --output ci/metrics/plots/stack_plot.svg \
             --title "Simple App Stack Usage" \
             --ylabel "Bytes" \
             --last "$LAST_N"
           python3 ci/metrics/generate_plot.py \
             --input ci/metrics/memory/profiles_bss_timeseries.csv \
-            --output plots/profiles_bss_plot.svg \
+            --output ci/metrics/plots/profiles_bss_plot.svg \
             --title "Increase of .bss memory by enabling profiles" \
             --ylabel "Bytes" \
             --last "$LAST_N"
           python3 ci/metrics/generate_plot.py \
             --input ci/metrics/memory/profiles_data_timeseries.csv \
-            --output plots/profiles_data_plot.svg \
+            --output ci/metrics/plots/profiles_data_plot.svg \
             --title "Increase of .data memory by enabling profiles" \
             --ylabel "Bytes" \
             --last "$LAST_N"
           python3 ci/metrics/generate_plot.py \
             --input ci/metrics/memory/profiles_text_timeseries.csv \
-            --output plots/profiles_text_plot.svg \
+            --output ci/metrics/plots/profiles_text_plot.svg \
             --title "Increase of .text memory by enabling profiles" \
             --ylabel "Bytes" \
             --last "$LAST_N"
 
+          git add ci/metrics/plots/*.svg
+          git diff --cached --quiet || git commit -m "metrics: update plots (${GITHUB_RUN_NUMBER})"
+          git push origin "${{ env.BR }}"
+
       - name: Upload plots
         uses: actions/upload-artifact@v4
         with:
           name: performance-plots
-          path: plots/*.svg
+          path: ci/metrics/plots/*.svg
           if-no-files-found: warn
 
       - name: Add plots to summary
         if: always()
         shell: bash
         run: |
           set -euo pipefail
-          b64() { base64 --wrap=0 "$1" 2>/dev/null || base64 -w0 "$1"; }
-
-          CPP=$(b64 plots/complete_profile_plot.svg)
-          CORE=$(b64 plots/core_profile_plot.svg)
-          STACK=$(b64 plots/stack_plot.svg)
-          BSS=$(b64 plots/profiles_bss_plot.svg)
-          DATA=$(b64 plots/profiles_data_plot.svg)
-          TEXT=$(b64 plots/profiles_text_plot.svg)
+          
+          BASE="https://raw.githubusercontent.com/${GITHUB_REPOSITORY}/memory/performance/ci/metrics/plots"
+          CB="?r=${GITHUB_RUN_NUMBER}"
 
           {
             echo "## 📊 Performance Metrics (last 52 runs)"
@@ -191,20 +191,20 @@ jobs:
             echo "The \`memory/performance\` branch is unprotected and can be pushed to in case any manual modifications are needed."
             echo
             echo "### Complete Profile"
-            echo "<img src=\"data:image/svg+xml;base64,${CPP}\" alt=\"Complete Profile\" width=\"700\"/>"
+            echo "<img src=\"${BASE}/complete_profile_plot.svg${CB}\" alt=\"Complete Profile\" width=\"720\"/>"
             echo
             echo "### Core Profile"
-            echo "<img src=\"data:image/svg+xml;base64,${CORE}\" alt=\"Core Profile\" width=\"700\"/>"
+            echo "<img src=\"${BASE}/core_profile_plot.svg${CB}\" alt=\"Core Profile\" width=\"720\"/>"
             echo
             echo "### Simple App Stack Usage"
-            echo "<img src=\"data:image/svg+xml;base64,${STACK}\" alt=\"Stack\" width=\"700\"/>"
+            echo "<img src=\"${BASE}/stack_plot.svg${CB}\" alt=\"Stack\" width=\"720\"/>"
             echo
             echo "### Increase of .bss memory by enabling profiles"
-            echo "<img src=\"data:image/svg+xml;base64,${BSS}\" alt=\"bss\" width=\"700\"/>"
+            echo "<img src=\"${BASE}/profiles_bss_plot.svg${CB}\" alt=\"bss\" width=\"720\"/>"
             echo
             echo "### Increase of .data memory by enabling profiles"
-            echo "<img src=\"data:image/svg+xml;base64,${DATA}\" alt=\"data\" width=\"700\"/>"
+            echo "<img src=\"${BASE}/profiles_data_plot.svg${CB}\" alt=\"data\" width=\"720\"/>"
             echo
             echo "### Increase of .text memory by enabling profiles"
-            echo "<img src=\"data:image/svg+xml;base64,${TEXT}\" alt=\"text\" width=\"700\"/>"
+            echo "<img src=\"${BASE}/profiles_text_plot.svg${CB}\" alt=\"text\" width=\"720\"/>"
           } >> "$GITHUB_STEP_SUMMARY"