feat: Add per-month rate override for adult fees

Mirror the junior fee override mechanism (JUNIOR_MONTHLY_RATE) for adults
via ADULT_FEE_MONTHLY_RATE. Set 2026-03 override to 350 CZK. Rename
FEE_FULL/FEE_SINGLE to ADULT_FEE_DEFAULT/ADULT_FEE_SINGLE for consistency.

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

.gitea/workflows/build.yaml

@@ -31,5 +31,9 @@ jobs:
             TAG=${{ inputs.tag }}
           fi
           IMAGE=gitea.home.hrajfrisbee.cz/${{ github.repository }}:$TAG
-          docker build -f build/Dockerfile -t $IMAGE .
+          docker build -f build/Dockerfile \
+            --build-arg GIT_TAG=$TAG \
+            --build-arg GIT_COMMIT=${{ github.sha }} \
+            --build-arg BUILD_DATE=$(date -u +%Y-%m-%dT%H:%M:%SZ) \
+            -t $IMAGE .
           docker push $IMAGE

Makefile

@@ -45,7 +45,11 @@ web-debug: $(PYTHON)
 	FLASK_DEBUG=1 $(PYTHON) app.py
 
 image:
-	docker build -t fuj-management:latest -f build/Dockerfile .
+	docker build -t fuj-management:latest \
+		--build-arg GIT_TAG=$$(git describe --tags --always 2>/dev/null || echo "untagged") \
+		--build-arg GIT_COMMIT=$$(git rev-parse --short HEAD) \
+		--build-arg BUILD_DATE=$$(date -u +%Y-%m-%dT%H:%M:%SZ) \
+		-f build/Dockerfile .
 
 run:
 	docker run -it --rm -p 5001:5001 -v $(CURDIR)/.secret:/app/.secret:ro fuj-management:latest

app.py

@@ -7,7 +7,7 @@ import os
 import io
 import qrcode
 import logging
-from flask import Flask, render_template, g, send_file, request
+from flask import Flask, render_template, g, send_file, request, jsonify
 
 # Configure logging, allowing override via LOG_LEVEL environment variable
 log_level = os.environ.get("LOG_LEVEL", "INFO").upper()
@@ -23,7 +23,7 @@ from config import (
 )
 from attendance import get_members_with_fees, get_junior_members_with_fees, ADULT_MERGED_MONTHS, JUNIOR_MERGED_MONTHS
 from match_payments import reconcile, fetch_sheet_data, fetch_exceptions, normalize
-from cache_utils import get_sheet_modified_time, read_cache, write_cache, _LAST_CHECKED
+from cache_utils import get_sheet_modified_time, read_cache, write_cache, _LAST_CHECKED, flush_cache
 
 def get_cached_data(cache_key, sheet_id, fetch_func, *args, serialize=None, deserialize=None, **kwargs):
     mod_time = get_sheet_modified_time(cache_key)
@@ -72,6 +72,13 @@ def warmup_cache():
     logger.info("Cache warmup complete.")
 
 app = Flask(__name__)
+
+import json as _json
+_meta_path = Path(__file__).parent / "build_meta.json"
+BUILD_META = _json.loads(_meta_path.read_text()) if _meta_path.exists() else {
+    "tag": "dev", "commit": "local", "build_date": ""
+}
+
 warmup_cache()
 
 @app.before_request
@@ -101,13 +108,22 @@ def inject_render_time():
             "total": f"{total:.3f}",
             "breakdown": " | ".join(breakdown)
         }
-    return dict(get_render_time=get_render_time)
+    return dict(get_render_time=get_render_time, build_meta=BUILD_META)
 
 @app.route("/")
 def index():
     # Redirect root to /adults for convenience while there are no other apps
     return '<meta http-equiv="refresh" content="0; url=/adults" />'
 
+@app.route("/flush-cache", methods=["POST"])
+def flush_cache_endpoint():
+    deleted = flush_cache()
+    return jsonify({"status": "ok", "deleted_files": deleted})
+
+@app.route("/version")
+def version():
+    return BUILD_META
+
 @app.route("/fees")
 def fees():
     attendance_url = f"https://docs.google.com/spreadsheets/d/{ATTENDANCE_SHEET_ID}/edit"
@@ -582,7 +598,7 @@ def juniors_view():
             if expected == "?" or (isinstance(expected, int) and expected > 0):
                 if expected == "?":
                     status = "empty"
-                    cell_text = "?"
+                    cell_text = f"?{count_str}"
                 elif paid >= expected:
                     status = "ok"
                     cell_text = f"{paid}/{fee_display}"
@@ -705,6 +721,8 @@ def reconcile_juniors_view():
     # Filter to juniors for the main table
     junior_names = sorted([name for name, tier, _ in adapted_members])
     
+    junior_members_dict_rc = {name: fees_dict for name, _, fees_dict in junior_members}
+
     formatted_results = []
     for name in junior_names:
         data = result["members"][name]
@@ -715,6 +733,23 @@ def reconcile_juniors_view():
             expected = mdata["expected"]
             paid = int(mdata["paid"])
 
+            orig_fee_data = junior_members_dict_rc.get(name, {}).get(m)
+            adult_count = 0
+            junior_count = 0
+            att_count = 0
+            if orig_fee_data and len(orig_fee_data) == 4:
+                _, att_count, adult_count, junior_count = orig_fee_data
+
+            breakdown = ""
+            if adult_count > 0 and junior_count > 0:
+                breakdown = f":{junior_count}J,{adult_count}A"
+            elif junior_count > 0:
+                breakdown = f":{junior_count}J"
+            elif adult_count > 0:
+                breakdown = f":{adult_count}A"
+
+            count_str = f" ({att_count}{breakdown})" if att_count > 0 else ""
+
             status = "empty"
             cell_text = "-"
             amount_to_pay = 0
@@ -722,7 +757,7 @@ def reconcile_juniors_view():
             if expected == "?" or (isinstance(expected, int) and expected > 0):
                 if expected == "?":
                     status = "empty"
-                    cell_text = "?"
+                    cell_text = f"?{count_str}"
                 elif paid >= expected:
                     status = "ok"
                     cell_text = "OK"

build/Dockerfile

@@ -24,6 +24,17 @@ COPY templates/ ./templates/
 COPY build/entrypoint.sh /entrypoint.sh
 RUN chmod +x /entrypoint.sh
 
+ARG GIT_TAG=unknown
+ARG GIT_COMMIT=unknown
+ARG BUILD_DATE=unknown
+
+LABEL org.opencontainers.image.version="${GIT_TAG}" \
+      org.opencontainers.image.revision="${GIT_COMMIT}" \
+      org.opencontainers.image.created="${BUILD_DATE}" \
+      org.opencontainers.image.title="fuj-management"
+
+RUN echo "{\"tag\": \"${GIT_TAG}\", \"commit\": \"${GIT_COMMIT}\", \"build_date\": \"${BUILD_DATE}\"}" > /app/build_meta.json
+
 EXPOSE 5001
 
 HEALTHCHECK --interval=60s --timeout=5s --start-period=5s \

scripts/attendance.py

@@ -10,8 +10,11 @@ from config import ATTENDANCE_SHEET_ID as SHEET_ID, JUNIOR_SHEET_GID
 EXPORT_URL = f"https://docs.google.com/spreadsheets/d/{SHEET_ID}/export?format=csv&gid=0"
 JUNIOR_EXPORT_URL = f"https://docs.google.com/spreadsheets/d/{SHEET_ID}/export?format=csv&gid={JUNIOR_SHEET_GID}"
 
-FEE_FULL = 750  # CZK, for 2+ practices in a month
+ADULT_FEE_DEFAULT = 750  # CZK, for 2+ practices in a month
-FEE_SINGLE = 200  # CZK, for exactly 1 practice in a month
+ADULT_FEE_SINGLE = 200  # CZK, for exactly 1 practice in a month
+ADULT_FEE_MONTHLY_RATE = {
+    "2026-03": 350
+}
 
 JUNIOR_FEE_DEFAULT = 500  # CZK for 2+ practices
 JUNIOR_MONTHLY_RATE = {
@@ -76,13 +79,13 @@ def group_by_month(dates: list[tuple[int, datetime]], merged_months: dict[str, s
     return months
 
 
-def calculate_fee(attendance_count: int) -> int:
+def calculate_fee(attendance_count: int, month_key: str) -> int:
-    """Apply fee rules: 0 → 0, 1 → 200, 2+ → 750."""
+    """Apply fee rules: 0 → 0, 1 → 200, 2+ → configured rate (default 750)."""
     if attendance_count == 0:
         return 0
     if attendance_count == 1:
-        return FEE_SINGLE
+        return ADULT_FEE_SINGLE
-    return FEE_FULL
+    return ADULT_FEE_MONTHLY_RATE.get(month_key, ADULT_FEE_DEFAULT)
 
 
 def calculate_junior_fee(attendance_count: int, month_key: str) -> str | int:
@@ -186,7 +189,7 @@ def get_members_with_fees() -> tuple[list[tuple[str, str, dict[str, int]]], list
                 for c in cols
                 if c < len(row) and row[c].strip().upper() == "TRUE"
             )
-            fee = calculate_fee(count) if tier == "A" else 0
+            fee = calculate_fee(count, month_key) if tier == "A" else 0
             month_fees[month_key] = (fee, count)
         members.append((name, tier, month_fees))
 

scripts/cache_utils.py

@@ -155,3 +155,19 @@ def write_cache(sheet_id: str, modified_time: str, data: list | dict) -> None:
         logger.info(f"Wrote cache for {sheet_id}")
     except Exception as e:
         logger.error(f"Failed to write cache {sheet_id}: {e}")
+
+def flush_cache():
+    """Delete all cache files and reset in-memory state. Returns count of deleted files."""
+    global _DRIVE_SERVICE
+    _LAST_CHECKED.clear()
+    _DRIVE_SERVICE = None
+
+    deleted = 0
+    if CACHE_DIR.exists():
+        for f in CACHE_DIR.glob("*_cache.json"):
+            f.unlink()
+            deleted += 1
+            logger.info(f"Deleted cache file: {f.name}")
+
+    logger.info(f"Cache flushed: {deleted} files deleted, timers reset")
+    return deleted

templates/adults.html

@@ -647,7 +647,7 @@
     {% set rt = get_render_time() %}
     <div class="footer"
         onclick="document.getElementById('perf-details').style.display = (document.getElementById('perf-details').style.display === 'block' ? 'none' : 'block')">
-        render time: {{ rt.total }}s
+        {{ build_meta.tag }}@{{ build_meta.commit }} | render time: {{ rt.total }}s
         <div id="perf-details" class="perf-breakdown">
             {{ rt.breakdown }}
         </div>

templates/fees-juniors.html

@@ -238,7 +238,7 @@
     {% set rt = get_render_time() %}
     <div class="footer"
         onclick="document.getElementById('perf-details').style.display = (document.getElementById('perf-details').style.display === 'block' ? 'none' : 'block')">
-        render time: {{ rt.total }}s
+        {{ build_meta.tag }}@{{ build_meta.commit }} | render time: {{ rt.total }}s
         <div id="perf-details" class="perf-breakdown">
             {{ rt.breakdown }}
         </div>

templates/fees.html

@@ -253,7 +253,7 @@
     {% set rt = get_render_time() %}
     <div class="footer"
         onclick="document.getElementById('perf-details').style.display = (document.getElementById('perf-details').style.display === 'block' ? 'none' : 'block')">
-        render time: {{ rt.total }}s
+        {{ build_meta.tag }}@{{ build_meta.commit }} | render time: {{ rt.total }}s
         <div id="perf-details" class="perf-breakdown">
             {{ rt.breakdown }}
         </div>

templates/juniors.html

@@ -628,7 +628,7 @@
     {% set rt = get_render_time() %}
     <div class="footer"
         onclick="document.getElementById('perf-details').style.display = (document.getElementById('perf-details').style.display === 'block' ? 'none' : 'block')">
-        render time: {{ rt.total }}s
+        {{ build_meta.tag }}@{{ build_meta.commit }} | render time: {{ rt.total }}s
         <div id="perf-details" class="perf-breakdown">
             {{ rt.breakdown }}
         </div>

templates/payments.html

@@ -237,7 +237,7 @@
     {% set rt = get_render_time() %}
     <div class="footer"
         onclick="document.getElementById('perf-details').style.display = (document.getElementById('perf-details').style.display === 'block' ? 'none' : 'block')">
-        render time: {{ rt.total }}s
+        {{ build_meta.tag }}@{{ build_meta.commit }} | render time: {{ rt.total }}s
         <div id="perf-details" class="perf-breakdown">
             {{ rt.breakdown }}
         </div>

templates/reconcile-juniors.html

@@ -631,7 +631,7 @@
     {% set rt = get_render_time() %}
     <div class="footer"
         onclick="document.getElementById('perf-details').style.display = (document.getElementById('perf-details').style.display === 'block' ? 'none' : 'block')">
-        render time: {{ rt.total }}s
+        {{ build_meta.tag }}@{{ build_meta.commit }} | render time: {{ rt.total }}s
         <div id="perf-details" class="perf-breakdown">
             {{ rt.breakdown }}
         </div>

templates/reconcile.html

@@ -631,7 +631,7 @@
     {% set rt = get_render_time() %}
     <div class="footer"
         onclick="document.getElementById('perf-details').style.display = (document.getElementById('perf-details').style.display === 'block' ? 'none' : 'block')">
-        render time: {{ rt.total }}s
+        {{ build_meta.tag }}@{{ build_meta.commit }} | render time: {{ rt.total }}s
         <div id="perf-details" class="perf-breakdown">
             {{ rt.breakdown }}
         </div>